diff --git a/.env b/.env
index 9455f94614862f4ee2c411fe1832ee43cbd0b647..7a7159c4d602b9554854b328dbc3fa252c58ded5 100644
--- a/.env
+++ b/.env
@@ -19,3 +19,11 @@ APP_SECRET=d8f3aed79ab07da38eeb7f76d1b1fdba
 #TRUSTED_PROXIES=127.0.0.0/8,10.0.0.0/8,172.16.0.0/12,192.168.0.0/16
 #TRUSTED_HOSTS='^localhost|example\.com$'
 ###< symfony/framework-bundle ###
+
+###> doctrine/doctrine-bundle ###
+# Format described at https://www.doctrine-project.org/projects/doctrine-dbal/en/latest/reference/configuration.html#connecting-using-a-url
+# For an SQLite database, use: "sqlite:///%kernel.project_dir%/var/data.db"
+# For a PostgreSQL database, use: "postgresql://db_user:db_password@127.0.0.1:5432/db_name?serverVersion=11&charset=utf8"
+# IMPORTANT: You MUST configure your server version, either here or in config/packages/doctrine.yaml
+DATABASE_URL=mysql://db_user:db_password@127.0.0.1:3306/db_name?serverVersion=5.7
+###< doctrine/doctrine-bundle ###
diff --git a/composer.json b/composer.json
index 84cf62ac15b10134fbc4ee03146c24d858c1e23b..14ca21ab69bcb59c437f1597527c9579e9a4ff5a 100644
--- a/composer.json
+++ b/composer.json
@@ -2,13 +2,16 @@
     "type": "project",
     "license": "proprietary",
     "require": {
-        "php": "^7.2.5",
+        "php": "^7.4",
         "ext-ctype": "*",
         "ext-iconv": "*",
         "symfony/console": "5.0.*",
         "symfony/dotenv": "5.0.*",
         "symfony/flex": "^1.3.1",
+        "symfony/form": "5.0.*",
         "symfony/framework-bundle": "5.0.*",
+        "symfony/orm-pack": "^1.0",
+        "symfony/twig-bundle": "5.0.*",
         "symfony/yaml": "5.0.*"
     },
     "require-dev": {
@@ -55,7 +58,7 @@
     },
     "extra": {
         "symfony": {
-            "allow-contrib": false,
+            "allow-contrib": "true",
             "require": "5.0.*"
         }
     }
diff --git a/composer.lock b/composer.lock
index a11ced624f8c683fe6d2e048a60c020eaf7b0f88..974a3bbc2a27ef495e9d2da28b57b2a85662c677 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,34 +4,39 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "7f769bc9dabc952a9e9210886c4900c8",
+    "content-hash": "82988a09dd5a3da6a2804e27bf42401c",
     "packages": [
         {
-            "name": "psr/cache",
-            "version": "1.0.1",
+            "name": "doctrine/annotations",
+            "version": "v1.8.0",
             "source": {
                 "type": "git",
-                "url": "https://github.com/php-fig/cache.git",
-                "reference": "d11b50ad223250cf17b86e38383413f5a6764bf8"
+                "url": "https://github.com/doctrine/annotations.git",
+                "reference": "904dca4eb10715b92569fbcd79e201d5c349b6bc"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/php-fig/cache/zipball/d11b50ad223250cf17b86e38383413f5a6764bf8",
-                "reference": "d11b50ad223250cf17b86e38383413f5a6764bf8",
+                "url": "https://api.github.com/repos/doctrine/annotations/zipball/904dca4eb10715b92569fbcd79e201d5c349b6bc",
+                "reference": "904dca4eb10715b92569fbcd79e201d5c349b6bc",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.0"
+                "doctrine/lexer": "1.*",
+                "php": "^7.1"
+            },
+            "require-dev": {
+                "doctrine/cache": "1.*",
+                "phpunit/phpunit": "^7.5"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.0.x-dev"
+                    "dev-master": "1.7.x-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Psr\\Cache\\": "src/"
+                    "Doctrine\\Common\\Annotations\\": "lib/Doctrine/Common/Annotations"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -40,44 +45,74 @@
             ],
             "authors": [
                 {
-                    "name": "PHP-FIG",
-                    "homepage": "http://www.php-fig.org/"
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com"
+                },
+                {
+                    "name": "Roman Borschel",
+                    "email": "roman@code-factory.org"
+                },
+                {
+                    "name": "Benjamin Eberlei",
+                    "email": "kontakt@beberlei.de"
+                },
+                {
+                    "name": "Jonathan Wage",
+                    "email": "jonwage@gmail.com"
+                },
+                {
+                    "name": "Johannes Schmitt",
+                    "email": "schmittjoh@gmail.com"
                 }
             ],
-            "description": "Common interface for caching libraries",
+            "description": "Docblock Annotations Parser",
+            "homepage": "http://www.doctrine-project.org",
             "keywords": [
-                "cache",
-                "psr",
-                "psr-6"
+                "annotations",
+                "docblock",
+                "parser"
             ],
-            "time": "2016-08-06T20:24:11+00:00"
+            "time": "2019-10-01T18:55:10+00:00"
         },
         {
-            "name": "psr/container",
-            "version": "1.0.0",
+            "name": "doctrine/cache",
+            "version": "1.10.0",
             "source": {
                 "type": "git",
-                "url": "https://github.com/php-fig/container.git",
-                "reference": "b7ce3b176482dbbc1245ebf52b181af44c2cf55f"
+                "url": "https://github.com/doctrine/cache.git",
+                "reference": "382e7f4db9a12dc6c19431743a2b096041bcdd62"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/php-fig/container/zipball/b7ce3b176482dbbc1245ebf52b181af44c2cf55f",
-                "reference": "b7ce3b176482dbbc1245ebf52b181af44c2cf55f",
+                "url": "https://api.github.com/repos/doctrine/cache/zipball/382e7f4db9a12dc6c19431743a2b096041bcdd62",
+                "reference": "382e7f4db9a12dc6c19431743a2b096041bcdd62",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.0"
+                "php": "~7.1"
+            },
+            "conflict": {
+                "doctrine/common": ">2.2,<2.4"
+            },
+            "require-dev": {
+                "alcaeus/mongo-php-adapter": "^1.1",
+                "doctrine/coding-standard": "^6.0",
+                "mongodb/mongodb": "^1.1",
+                "phpunit/phpunit": "^7.0",
+                "predis/predis": "~1.0"
+            },
+            "suggest": {
+                "alcaeus/mongo-php-adapter": "Required to use legacy MongoDB driver"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.0.x-dev"
+                    "dev-master": "1.9.x-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Psr\\Container\\": "src/"
+                    "Doctrine\\Common\\Cache\\": "lib/Doctrine/Common/Cache"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -86,47 +121,73 @@
             ],
             "authors": [
                 {
-                    "name": "PHP-FIG",
-                    "homepage": "http://www.php-fig.org/"
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com"
+                },
+                {
+                    "name": "Roman Borschel",
+                    "email": "roman@code-factory.org"
+                },
+                {
+                    "name": "Benjamin Eberlei",
+                    "email": "kontakt@beberlei.de"
+                },
+                {
+                    "name": "Jonathan Wage",
+                    "email": "jonwage@gmail.com"
+                },
+                {
+                    "name": "Johannes Schmitt",
+                    "email": "schmittjoh@gmail.com"
                 }
             ],
-            "description": "Common Container Interface (PHP FIG PSR-11)",
-            "homepage": "https://github.com/php-fig/container",
+            "description": "PHP Doctrine Cache library is a popular cache implementation that supports many different drivers such as redis, memcache, apc, mongodb and others.",
+            "homepage": "https://www.doctrine-project.org/projects/cache.html",
             "keywords": [
-                "PSR-11",
-                "container",
-                "container-interface",
-                "container-interop",
-                "psr"
+                "abstraction",
+                "apcu",
+                "cache",
+                "caching",
+                "couchdb",
+                "memcached",
+                "php",
+                "redis",
+                "xcache"
             ],
-            "time": "2017-02-14T16:28:37+00:00"
+            "time": "2019-11-29T15:36:20+00:00"
         },
         {
-            "name": "psr/event-dispatcher",
-            "version": "1.0.0",
+            "name": "doctrine/collections",
+            "version": "1.6.4",
             "source": {
                 "type": "git",
-                "url": "https://github.com/php-fig/event-dispatcher.git",
-                "reference": "dbefd12671e8a14ec7f180cab83036ed26714bb0"
+                "url": "https://github.com/doctrine/collections.git",
+                "reference": "6b1e4b2b66f6d6e49983cebfe23a21b7ccc5b0d7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/php-fig/event-dispatcher/zipball/dbefd12671e8a14ec7f180cab83036ed26714bb0",
-                "reference": "dbefd12671e8a14ec7f180cab83036ed26714bb0",
+                "url": "https://api.github.com/repos/doctrine/collections/zipball/6b1e4b2b66f6d6e49983cebfe23a21b7ccc5b0d7",
+                "reference": "6b1e4b2b66f6d6e49983cebfe23a21b7ccc5b0d7",
                 "shasum": ""
             },
             "require": {
-                "php": ">=7.2.0"
+                "php": "^7.1.3"
+            },
+            "require-dev": {
+                "doctrine/coding-standard": "^6.0",
+                "phpstan/phpstan-shim": "^0.9.2",
+                "phpunit/phpunit": "^7.0",
+                "vimeo/psalm": "^3.2.2"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.0.x-dev"
+                    "dev-master": "1.6.x-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Psr\\EventDispatcher\\": "src/"
+                    "Doctrine\\Common\\Collections\\": "lib/Doctrine/Common/Collections"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -135,44 +196,78 @@
             ],
             "authors": [
                 {
-                    "name": "PHP-FIG",
-                    "homepage": "http://www.php-fig.org/"
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com"
+                },
+                {
+                    "name": "Roman Borschel",
+                    "email": "roman@code-factory.org"
+                },
+                {
+                    "name": "Benjamin Eberlei",
+                    "email": "kontakt@beberlei.de"
+                },
+                {
+                    "name": "Jonathan Wage",
+                    "email": "jonwage@gmail.com"
+                },
+                {
+                    "name": "Johannes Schmitt",
+                    "email": "schmittjoh@gmail.com"
                 }
             ],
-            "description": "Standard interfaces for event handling.",
+            "description": "PHP Doctrine Collections library that adds additional functionality on top of PHP arrays.",
+            "homepage": "https://www.doctrine-project.org/projects/collections.html",
             "keywords": [
-                "events",
-                "psr",
-                "psr-14"
+                "array",
+                "collections",
+                "iterators",
+                "php"
             ],
-            "time": "2019-01-08T18:20:26+00:00"
+            "time": "2019-11-13T13:07:11+00:00"
         },
         {
-            "name": "psr/log",
-            "version": "1.1.2",
+            "name": "doctrine/common",
+            "version": "v2.11.0",
             "source": {
                 "type": "git",
-                "url": "https://github.com/php-fig/log.git",
-                "reference": "446d54b4cb6bf489fc9d75f55843658e6f25d801"
+                "url": "https://github.com/doctrine/common.git",
+                "reference": "b8ca1dcf6b0dc8a2af7a09baac8d0c48345df4ff"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/php-fig/log/zipball/446d54b4cb6bf489fc9d75f55843658e6f25d801",
-                "reference": "446d54b4cb6bf489fc9d75f55843658e6f25d801",
+                "url": "https://api.github.com/repos/doctrine/common/zipball/b8ca1dcf6b0dc8a2af7a09baac8d0c48345df4ff",
+                "reference": "b8ca1dcf6b0dc8a2af7a09baac8d0c48345df4ff",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.0"
+                "doctrine/annotations": "^1.0",
+                "doctrine/cache": "^1.0",
+                "doctrine/collections": "^1.0",
+                "doctrine/event-manager": "^1.0",
+                "doctrine/inflector": "^1.0",
+                "doctrine/lexer": "^1.0",
+                "doctrine/persistence": "^1.1",
+                "doctrine/reflection": "^1.0",
+                "php": "^7.1"
+            },
+            "require-dev": {
+                "doctrine/coding-standard": "^1.0",
+                "phpstan/phpstan": "^0.11",
+                "phpstan/phpstan-phpunit": "^0.11",
+                "phpunit/phpunit": "^7.0",
+                "squizlabs/php_codesniffer": "^3.0",
+                "symfony/phpunit-bridge": "^4.0.5"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.1.x-dev"
+                    "dev-master": "2.11.x-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Psr\\Log\\": "Psr/Log/"
+                    "Doctrine\\Common\\": "lib/Doctrine/Common"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -181,75 +276,83 @@
             ],
             "authors": [
                 {
-                    "name": "PHP-FIG",
-                    "homepage": "http://www.php-fig.org/"
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com"
+                },
+                {
+                    "name": "Roman Borschel",
+                    "email": "roman@code-factory.org"
+                },
+                {
+                    "name": "Benjamin Eberlei",
+                    "email": "kontakt@beberlei.de"
+                },
+                {
+                    "name": "Jonathan Wage",
+                    "email": "jonwage@gmail.com"
+                },
+                {
+                    "name": "Johannes Schmitt",
+                    "email": "schmittjoh@gmail.com"
+                },
+                {
+                    "name": "Marco Pivetta",
+                    "email": "ocramius@gmail.com"
                 }
             ],
-            "description": "Common interface for logging libraries",
-            "homepage": "https://github.com/php-fig/log",
+            "description": "PHP Doctrine Common project is a library that provides additional functionality that other Doctrine projects depend on such as better reflection support, persistence interfaces, proxies, event system and much more.",
+            "homepage": "https://www.doctrine-project.org/projects/common.html",
             "keywords": [
-                "log",
-                "psr",
-                "psr-3"
+                "common",
+                "doctrine",
+                "php"
             ],
-            "time": "2019-11-01T11:05:21+00:00"
+            "time": "2019-09-10T10:10:14+00:00"
         },
         {
-            "name": "symfony/cache",
-            "version": "v5.0.1",
+            "name": "doctrine/dbal",
+            "version": "v2.10.1",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/cache.git",
-                "reference": "d8df2c5a3ba88430c559145bc8b944cb578f9d65"
+                "url": "https://github.com/doctrine/dbal.git",
+                "reference": "c2b8e6e82732a64ecde1cddf9e1e06cb8556e3d8"
             },
             "dist": {
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-                "url": "https://api.github.com/repos/symfony/cache/zipball/d8df2c5a3ba88430c559145bc8b944cb578f9d65",
-                "reference": "d8df2c5a3ba88430c559145bc8b944cb578f9d65",
+                "url": "https://api.github.com/repos/doctrine/dbal/zipball/c2b8e6e82732a64ecde1cddf9e1e06cb8556e3d8",
+                "reference": "c2b8e6e82732a64ecde1cddf9e1e06cb8556e3d8",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.2.5",
-                "psr/cache": "~1.0",
-                "psr/log": "~1.0",
-                "symfony/cache-contracts": "^1.1.7|^2",
-                "symfony/service-contracts": "^1.1|^2",
-                "symfony/var-exporter": "^4.4|^5.0"
-            },
-            "conflict": {
-                "doctrine/dbal": "<2.5",
-                "symfony/dependency-injection": "<4.4",
-                "symfony/http-kernel": "<4.4",
-                "symfony/var-dumper": "<4.4"
-            },
-            "provide": {
-                "psr/cache-implementation": "1.0",
-                "psr/simple-cache-implementation": "1.0",
-                "symfony/cache-implementation": "1.0"
+                "doctrine/cache": "^1.0",
+                "doctrine/event-manager": "^1.0",
+                "ext-pdo": "*",
+                "php": "^7.2"
             },
             "require-dev": {
-                "cache/integration-tests": "dev-master",
-                "doctrine/cache": "~1.6",
-                "doctrine/dbal": "~2.5",
-                "predis/predis": "~1.1",
-                "psr/simple-cache": "^1.0",
-                "symfony/config": "^4.4|^5.0",
-                "symfony/dependency-injection": "^4.4|^5.0",
-                "symfony/var-dumper": "^4.4|^5.0"
+                "doctrine/coding-standard": "^6.0",
+                "jetbrains/phpstorm-stubs": "^2019.1",
+                "phpstan/phpstan": "^0.11.3",
+                "phpunit/phpunit": "^8.4.1",
+                "symfony/console": "^2.0.5|^3.0|^4.0|^5.0"
+            },
+            "suggest": {
+                "symfony/console": "For helpful console commands such as SQL execution and import of files."
             },
+            "bin": [
+                "bin/doctrine-dbal"
+            ],
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "5.0-dev"
+                    "dev-master": "2.10.x-dev",
+                    "dev-develop": "3.0.x-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Symfony\\Component\\Cache\\": ""
-                },
-                "exclude-from-classmap": [
-                    "/Tests/"
-                ]
+                    "Doctrine\\DBAL\\": "lib/Doctrine/DBAL"
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -257,52 +360,104 @@
             ],
             "authors": [
                 {
-                    "name": "Nicolas Grekas",
-                    "email": "p@tchwork.com"
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com"
                 },
                 {
-                    "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
+                    "name": "Roman Borschel",
+                    "email": "roman@code-factory.org"
+                },
+                {
+                    "name": "Benjamin Eberlei",
+                    "email": "kontakt@beberlei.de"
+                },
+                {
+                    "name": "Jonathan Wage",
+                    "email": "jonwage@gmail.com"
                 }
             ],
-            "description": "Symfony Cache component with PSR-6, PSR-16, and tags",
-            "homepage": "https://symfony.com",
+            "description": "Powerful PHP database abstraction layer (DBAL) with many features for database schema introspection and management.",
+            "homepage": "https://www.doctrine-project.org/projects/dbal.html",
             "keywords": [
-                "caching",
-                "psr6"
+                "abstraction",
+                "database",
+                "db2",
+                "dbal",
+                "mariadb",
+                "mssql",
+                "mysql",
+                "oci8",
+                "oracle",
+                "pdo",
+                "pgsql",
+                "postgresql",
+                "queryobject",
+                "sasql",
+                "sql",
+                "sqlanywhere",
+                "sqlite",
+                "sqlserver",
+                "sqlsrv"
             ],
-            "time": "2019-11-28T14:20:16+00:00"
+            "time": "2020-01-04T12:56:21+00:00"
         },
         {
-            "name": "symfony/cache-contracts",
-            "version": "v2.0.1",
+            "name": "doctrine/doctrine-bundle",
+            "version": "2.0.6",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/cache-contracts.git",
-                "reference": "23ed8bfc1a4115feca942cb5f1aacdf3dcdf3c16"
+                "url": "https://github.com/doctrine/DoctrineBundle.git",
+                "reference": "0ef972d3b730f975c80db9fffa4b2a0258c91442"
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             "dist": {
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-                "reference": "23ed8bfc1a4115feca942cb5f1aacdf3dcdf3c16",
+                "url": "https://api.github.com/repos/doctrine/DoctrineBundle/zipball/0ef972d3b730f975c80db9fffa4b2a0258c91442",
+                "reference": "0ef972d3b730f975c80db9fffa4b2a0258c91442",
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             "require": {
-                "php": "^7.2.5",
-                "psr/cache": "^1.0"
+                "doctrine/dbal": "^2.9.0",
+                "doctrine/persistence": "^1.3.3",
+                "jdorn/sql-formatter": "^1.2.16",
+                "php": "^7.1",
+                "symfony/cache": "^4.3.3|^5.0",
+                "symfony/config": "^4.3.3|^5.0",
+                "symfony/console": "^3.4.30|^4.3.3|^5.0",
+                "symfony/dependency-injection": "^4.3.3|^5.0",
+                "symfony/doctrine-bridge": "^4.3.7|^5.0",
+                "symfony/framework-bundle": "^3.4.30|^4.3.3|^5.0",
+                "symfony/service-contracts": "^1.1.1|^2.0"
+            },
+            "conflict": {
+                "doctrine/orm": "<2.6",
+                "twig/twig": "<1.34|>=2.0,<2.4"
+            },
+            "require-dev": {
+                "doctrine/coding-standard": "^6.0",
+                "doctrine/orm": "^2.6",
+                "ocramius/proxy-manager": "^2.1",
+                "phpunit/phpunit": "^7.5",
+                "symfony/phpunit-bridge": "^4.2",
+                "symfony/property-info": "^4.3.3|^5.0",
+                "symfony/twig-bridge": "^3.4.30|^4.3.3|^5.0",
+                "symfony/validator": "^3.4.30|^4.3.3|^5.0",
+                "symfony/web-profiler-bundle": "^3.4.30|^4.3.3|^5.0",
+                "symfony/yaml": "^3.4.30|^4.3.3|^5.0",
+                "twig/twig": "^1.34|^2.12"
             },
             "suggest": {
-                "symfony/cache-implementation": ""
+                "doctrine/orm": "The Doctrine ORM integration is optional in the bundle.",
+                "symfony/web-profiler-bundle": "To use the data collector."
             },
-            "type": "library",
+            "type": "symfony-bundle",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.0-dev"
+                    "dev-master": "2.0.x-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Symfony\\Contracts\\Cache\\": ""
+                    "Doctrine\\Bundle\\DoctrineBundle\\": ""
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -311,67 +466,68 @@
             ],
             "authors": [
                 {
-                    "name": "Nicolas Grekas",
-                    "email": "p@tchwork.com"
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Benjamin Eberlei",
+                    "email": "kontakt@beberlei.de"
                 },
                 {
                     "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
+                    "homepage": "http://symfony.com/contributors"
+                },
+                {
+                    "name": "Doctrine Project",
+                    "homepage": "http://www.doctrine-project.org/"
                 }
             ],
-            "description": "Generic abstractions related to caching",
-            "homepage": "https://symfony.com",
+            "description": "Symfony DoctrineBundle",
+            "homepage": "http://www.doctrine-project.org",
             "keywords": [
-                "abstractions",
-                "contracts",
-                "decoupling",
-                "interfaces",
-                "interoperability",
-                "standards"
+                "database",
+                "dbal",
+                "orm",
+                "persistence"
             ],
-            "time": "2019-11-18T17:27:11+00:00"
+            "time": "2019-12-19T13:47:07+00:00"
         },
         {
-            "name": "symfony/config",
-            "version": "v5.0.1",
+            "name": "doctrine/doctrine-migrations-bundle",
+            "version": "2.1.2",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/config.git",
-                "reference": "c0773efcc2c940ffbc4c34a0dba2836f2cf6dc9c"
+                "url": "https://github.com/doctrine/DoctrineMigrationsBundle.git",
+                "reference": "856437e8de96a70233e1f0cc2352fc8dd15a899d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/config/zipball/c0773efcc2c940ffbc4c34a0dba2836f2cf6dc9c",
-                "reference": "c0773efcc2c940ffbc4c34a0dba2836f2cf6dc9c",
+                "url": "https://api.github.com/repos/doctrine/DoctrineMigrationsBundle/zipball/856437e8de96a70233e1f0cc2352fc8dd15a899d",
+                "reference": "856437e8de96a70233e1f0cc2352fc8dd15a899d",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.2.5",
-                "symfony/filesystem": "^4.4|^5.0",
-                "symfony/polyfill-ctype": "~1.8"
-            },
-            "conflict": {
-                "symfony/finder": "<4.4"
+                "doctrine/doctrine-bundle": "~1.0|~2.0",
+                "doctrine/migrations": "^2.2",
+                "php": "^7.1",
+                "symfony/framework-bundle": "~3.4|~4.0|~5.0"
             },
             "require-dev": {
-                "symfony/event-dispatcher": "^4.4|^5.0",
-                "symfony/finder": "^4.4|^5.0",
-                "symfony/messenger": "^4.4|^5.0",
-                "symfony/service-contracts": "^1.1|^2",
-                "symfony/yaml": "^4.4|^5.0"
+                "doctrine/coding-standard": "^5.0",
+                "mikey179/vfsstream": "^1.6",
+                "phpstan/phpstan": "^0.9.2",
+                "phpstan/phpstan-strict-rules": "^0.9",
+                "phpunit/phpunit": "^6.4|^7.0"
             },
-            "suggest": {
-                "symfony/yaml": "To use the yaml reference dumper"
-            },
-            "type": "library",
+            "type": "symfony-bundle",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "5.0-dev"
+                    "dev-master": "2.1.x-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Symfony\\Component\\Config\\": ""
+                    "Doctrine\\Bundle\\MigrationsBundle\\": ""
                 },
                 "exclude-from-classmap": [
                     "/Tests/"
@@ -386,72 +542,58 @@
                     "name": "Fabien Potencier",
                     "email": "fabien@symfony.com"
                 },
+                {
+                    "name": "Doctrine Project",
+                    "homepage": "http://www.doctrine-project.org"
+                },
                 {
                     "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
+                    "homepage": "http://symfony.com/contributors"
                 }
             ],
-            "description": "Symfony Config Component",
-            "homepage": "https://symfony.com",
-            "time": "2019-12-01T10:51:15+00:00"
+            "description": "Symfony DoctrineMigrationsBundle",
+            "homepage": "https://www.doctrine-project.org",
+            "keywords": [
+                "dbal",
+                "migrations",
+                "schema"
+            ],
+            "time": "2019-11-13T12:57:41+00:00"
         },
         {
-            "name": "symfony/console",
-            "version": "v5.0.1",
+            "name": "doctrine/event-manager",
+            "version": "1.1.0",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/console.git",
-                "reference": "dae5ef273d700771168ab889d9f8a19b2d206656"
+                "url": "https://github.com/doctrine/event-manager.git",
+                "reference": "629572819973f13486371cb611386eb17851e85c"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/console/zipball/dae5ef273d700771168ab889d9f8a19b2d206656",
-                "reference": "dae5ef273d700771168ab889d9f8a19b2d206656",
+                "url": "https://api.github.com/repos/doctrine/event-manager/zipball/629572819973f13486371cb611386eb17851e85c",
+                "reference": "629572819973f13486371cb611386eb17851e85c",
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-                "php": "^7.2.5",
-                "symfony/polyfill-mbstring": "~1.0",
-                "symfony/polyfill-php73": "^1.8",
-                "symfony/service-contracts": "^1.1|^2"
+                "php": "^7.1"
             },
             "conflict": {
-                "symfony/dependency-injection": "<4.4",
-                "symfony/event-dispatcher": "<4.4",
-                "symfony/lock": "<4.4",
-                "symfony/process": "<4.4"
-            },
-            "provide": {
-                "psr/log-implementation": "1.0"
+                "doctrine/common": "<2.9@dev"
             },
             "require-dev": {
-                "psr/log": "~1.0",
-                "symfony/config": "^4.4|^5.0",
-                "symfony/dependency-injection": "^4.4|^5.0",
-                "symfony/event-dispatcher": "^4.4|^5.0",
-                "symfony/lock": "^4.4|^5.0",
-                "symfony/process": "^4.4|^5.0",
-                "symfony/var-dumper": "^4.4|^5.0"
-            },
-            "suggest": {
-                "psr/log": "For using the console logger",
-                "symfony/event-dispatcher": "",
-                "symfony/lock": "",
-                "symfony/process": ""
+                "doctrine/coding-standard": "^6.0",
+                "phpunit/phpunit": "^7.0"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "5.0-dev"
+                    "dev-master": "1.0.x-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Symfony\\Component\\Console\\": ""
-                },
-                "exclude-from-classmap": [
-                    "/Tests/"
-                ]
+                    "Doctrine\\Common\\": "lib/Doctrine/Common"
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -459,72 +601,71 @@
             ],
             "authors": [
                 {
-                    "name": "Fabien Potencier",
-                    "email": "fabien@symfony.com"
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com"
                 },
                 {
-                    "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
+                    "name": "Roman Borschel",
+                    "email": "roman@code-factory.org"
+                },
+                {
+                    "name": "Benjamin Eberlei",
+                    "email": "kontakt@beberlei.de"
+                },
+                {
+                    "name": "Jonathan Wage",
+                    "email": "jonwage@gmail.com"
+                },
+                {
+                    "name": "Johannes Schmitt",
+                    "email": "schmittjoh@gmail.com"
+                },
+                {
+                    "name": "Marco Pivetta",
+                    "email": "ocramius@gmail.com"
                 }
             ],
-            "description": "Symfony Console Component",
-            "homepage": "https://symfony.com",
-            "time": "2019-12-01T10:51:15+00:00"
+            "description": "The Doctrine Event Manager is a simple PHP event system that was built to be used with the various Doctrine projects.",
+            "homepage": "https://www.doctrine-project.org/projects/event-manager.html",
+            "keywords": [
+                "event",
+                "event dispatcher",
+                "event manager",
+                "event system",
+                "events"
+            ],
+            "time": "2019-11-10T09:48:07+00:00"
         },
         {
-            "name": "symfony/dependency-injection",
-            "version": "v5.0.1",
+            "name": "doctrine/inflector",
+            "version": "1.3.1",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/dependency-injection.git",
-                "reference": "ab20e9076e8f1dfedd3921daf9f7686ad543877f"
+                "url": "https://github.com/doctrine/inflector.git",
+                "reference": "ec3a55242203ffa6a4b27c58176da97ff0a7aec1"
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             "dist": {
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-                "reference": "ab20e9076e8f1dfedd3921daf9f7686ad543877f",
+                "url": "https://api.github.com/repos/doctrine/inflector/zipball/ec3a55242203ffa6a4b27c58176da97ff0a7aec1",
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-                "symfony/config": "<5.0",
-                "symfony/finder": "<4.4",
-                "symfony/proxy-manager-bridge": "<4.4",
-                "symfony/yaml": "<4.4"
-            },
-            "provide": {
-                "psr/container-implementation": "1.0",
-                "symfony/service-implementation": "1.0"
+                "php": "^7.1"
             },
             "require-dev": {
-                "symfony/config": "^5.0",
-                "symfony/expression-language": "^4.4|^5.0",
-                "symfony/yaml": "^4.4|^5.0"
-            },
-            "suggest": {
-                "symfony/config": "",
-                "symfony/expression-language": "For using expressions in service container configuration",
-                "symfony/finder": "For using double-star glob patterns or when GLOB_BRACE portability is required",
-                "symfony/proxy-manager-bridge": "Generate service proxies to lazy load them",
-                "symfony/yaml": ""
+                "phpunit/phpunit": "^6.2"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "5.0-dev"
+                    "dev-master": "1.3.x-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Symfony\\Component\\DependencyInjection\\": ""
-                },
-                "exclude-from-classmap": [
-                    "/Tests/"
-                ]
+                    "Doctrine\\Common\\Inflector\\": "lib/Doctrine/Common/Inflector"
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -532,51 +673,72 @@
             ],
             "authors": [
                 {
-                    "name": "Fabien Potencier",
-                    "email": "fabien@symfony.com"
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com"
                 },
                 {
-                    "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
+                    "name": "Roman Borschel",
+                    "email": "roman@code-factory.org"
+                },
+                {
+                    "name": "Benjamin Eberlei",
+                    "email": "kontakt@beberlei.de"
+                },
+                {
+                    "name": "Jonathan Wage",
+                    "email": "jonwage@gmail.com"
+                },
+                {
+                    "name": "Johannes Schmitt",
+                    "email": "schmittjoh@gmail.com"
                 }
             ],
-            "description": "Symfony DependencyInjection Component",
-            "homepage": "https://symfony.com",
-            "time": "2019-12-01T10:51:15+00:00"
+            "description": "Common String Manipulations with regard to casing and singular/plural rules.",
+            "homepage": "http://www.doctrine-project.org",
+            "keywords": [
+                "inflection",
+                "pluralize",
+                "singularize",
+                "string"
+            ],
+            "time": "2019-10-30T19:59:35+00:00"
         },
         {
-            "name": "symfony/dotenv",
-            "version": "v5.0.1",
+            "name": "doctrine/instantiator",
+            "version": "1.3.0",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/dotenv.git",
-                "reference": "55a0afb9bf641e4cff66a0bc14918a9d9f6ecf2f"
+                "url": "https://github.com/doctrine/instantiator.git",
+                "reference": "ae466f726242e637cebdd526a7d991b9433bacf1"
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             "dist": {
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-                "url": "https://api.github.com/repos/symfony/dotenv/zipball/55a0afb9bf641e4cff66a0bc14918a9d9f6ecf2f",
-                "reference": "55a0afb9bf641e4cff66a0bc14918a9d9f6ecf2f",
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+                "reference": "ae466f726242e637cebdd526a7d991b9433bacf1",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.2.5"
+                "php": "^7.1"
             },
             "require-dev": {
-                "symfony/process": "^4.4|^5.0"
+                "doctrine/coding-standard": "^6.0",
+                "ext-pdo": "*",
+                "ext-phar": "*",
+                "phpbench/phpbench": "^0.13",
+                "phpstan/phpstan-phpunit": "^0.11",
+                "phpstan/phpstan-shim": "^0.11",
+                "phpunit/phpunit": "^7.0"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "5.0-dev"
+                    "dev-master": "1.2.x-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Symfony\\Component\\Dotenv\\": ""
-                },
-                "exclude-from-classmap": [
-                    "/Tests/"
-                ]
+                    "Doctrine\\Instantiator\\": "src/Doctrine/Instantiator/"
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -584,59 +746,51 @@
             ],
             "authors": [
                 {
-                    "name": "Fabien Potencier",
-                    "email": "fabien@symfony.com"
-                },
-                {
-                    "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
+                    "name": "Marco Pivetta",
+                    "email": "ocramius@gmail.com",
+                    "homepage": "http://ocramius.github.com/"
                 }
             ],
-            "description": "Registers environment variables from a .env file",
-            "homepage": "https://symfony.com",
+            "description": "A small, lightweight utility to instantiate objects in PHP without invoking their constructors",
+            "homepage": "https://www.doctrine-project.org/projects/instantiator.html",
             "keywords": [
-                "dotenv",
-                "env",
-                "environment"
+                "constructor",
+                "instantiate"
             ],
-            "time": "2019-11-26T23:25:11+00:00"
+            "time": "2019-10-21T16:45:58+00:00"
         },
         {
-            "name": "symfony/error-handler",
-            "version": "v5.0.1",
+            "name": "doctrine/lexer",
+            "version": "1.2.0",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/error-handler.git",
-                "reference": "6ce16a495370e1495cb900e6bc7d769b5a1b8789"
+                "url": "https://github.com/doctrine/lexer.git",
+                "reference": "5242d66dbeb21a30dd8a3e66bf7a73b66e05e1f6"
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             "dist": {
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-                "reference": "6ce16a495370e1495cb900e6bc7d769b5a1b8789",
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             "require": {
-                "php": "^7.2.5",
-                "psr/log": "^1.0",
-                "symfony/var-dumper": "^4.4|^5.0"
+                "php": "^7.2"
             },
             "require-dev": {
-                "symfony/http-kernel": "^4.4|^5.0",
-                "symfony/serializer": "^4.4|^5.0"
+                "doctrine/coding-standard": "^6.0",
+                "phpstan/phpstan": "^0.11.8",
+                "phpunit/phpunit": "^8.2"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "5.0-dev"
+                    "dev-master": "1.2.x-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Symfony\\Component\\ErrorHandler\\": ""
-                },
-                "exclude-from-classmap": [
-                    "/Tests/"
-                ]
+                    "Doctrine\\Common\\Lexer\\": "lib/Doctrine/Common/Lexer"
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -644,69 +798,82 @@
             ],
             "authors": [
                 {
-                    "name": "Fabien Potencier",
-                    "email": "fabien@symfony.com"
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com"
                 },
                 {
-                    "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
+                    "name": "Roman Borschel",
+                    "email": "roman@code-factory.org"
+                },
+                {
+                    "name": "Johannes Schmitt",
+                    "email": "schmittjoh@gmail.com"
                 }
             ],
-            "description": "Symfony ErrorHandler Component",
-            "homepage": "https://symfony.com",
-            "time": "2019-12-01T08:48:26+00:00"
+            "description": "PHP Doctrine Lexer parser library that can be used in Top-Down, Recursive Descent Parsers.",
+            "homepage": "https://www.doctrine-project.org/projects/lexer.html",
+            "keywords": [
+                "annotations",
+                "docblock",
+                "lexer",
+                "parser",
+                "php"
+            ],
+            "time": "2019-10-30T14:39:59+00:00"
         },
         {
-            "name": "symfony/event-dispatcher",
-            "version": "v5.0.1",
+            "name": "doctrine/migrations",
+            "version": "2.2.0",
             "source": {
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-                "url": "https://github.com/symfony/event-dispatcher.git",
-                "reference": "7b738a51645e10f864cc25c24d232fb03f37b475"
+                "url": "https://github.com/doctrine/migrations.git",
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+                }
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@@ -859,7 +3045,7 @@
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@@ -879,45 +3065,127 @@
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+            "homepage": "https://symfony.com",
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@@ -1188,7 +3424,7 @@
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@@ -1208,35 +3444,58 @@
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                 }
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@@ -1246,7 +3505,7 @@
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@@ -1266,49 +3525,47 @@
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-                "mime-type"
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-            "name": "symfony/polyfill-php73",
-            "version": "v1.13.1",
+            "name": "symfony/translation-contracts",
+            "version": "v2.0.1",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/polyfill-php73.git",
-                "reference": "4b0e2222c55a25b4541305a053013d5647d3a25f"
+                "url": "https://github.com/symfony/translation-contracts.git",
+                "reference": "8cc682ac458d75557203b2f2f14b0b92e1c744ed"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-php73/zipball/4b0e2222c55a25b4541305a053013d5647d3a25f",
-                "reference": "4b0e2222c55a25b4541305a053013d5647d3a25f",
+                "url": "https://api.github.com/repos/symfony/translation-contracts/zipball/8cc682ac458d75557203b2f2f14b0b92e1c744ed",
+                "reference": "8cc682ac458d75557203b2f2f14b0b92e1c744ed",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.3"
+                "php": "^7.2.5"
+            },
+            "suggest": {
+                "symfony/translation-implementation": ""
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.13-dev"
+                    "dev-master": "2.0-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Symfony\\Polyfill\\Php73\\": ""
-                },
-                "files": [
-                    "bootstrap.php"
-                ],
-                "classmap": [
-                    "Resources/stubs"
-                ]
+                    "Symfony\\Contracts\\Translation\\": ""
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -1443,55 +3688,88 @@
                     "homepage": "https://symfony.com/contributors"
                 }
             ],
-            "description": "Symfony polyfill backporting some PHP 7.3+ features to lower PHP versions",
+            "description": "Generic abstractions related to translation",
             "homepage": "https://symfony.com",
             "keywords": [
-                "compatibility",
-                "polyfill",
-                "portable",
-                "shim"
+                "abstractions",
+                "contracts",
+                "decoupling",
+                "interfaces",
+                "interoperability",
+                "standards"
             ],
-            "time": "2019-11-27T16:25:15+00:00"
+            "time": "2019-11-18T17:27:11+00:00"
         },
         {
-            "name": "symfony/routing",
-            "version": "v5.0.1",
+            "name": "symfony/twig-bridge",
+            "version": "v5.0.2",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/routing.git",
-                "reference": "145b6f63a0cc781c3300f48d9f250f9aded1e416"
+                "url": "https://github.com/symfony/twig-bridge.git",
+                "reference": "abbaeee38ff39651e335c55be40752be2ddd0976"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/routing/zipball/145b6f63a0cc781c3300f48d9f250f9aded1e416",
-                "reference": "145b6f63a0cc781c3300f48d9f250f9aded1e416",
+                "url": "https://api.github.com/repos/symfony/twig-bridge/zipball/abbaeee38ff39651e335c55be40752be2ddd0976",
+                "reference": "abbaeee38ff39651e335c55be40752be2ddd0976",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.2.5"
+                "php": "^7.2.5",
+                "symfony/translation-contracts": "^1.1|^2",
+                "twig/twig": "^2.10|^3.0"
             },
             "conflict": {
-                "symfony/config": "<5.0",
-                "symfony/dependency-injection": "<4.4",
-                "symfony/yaml": "<4.4"
+                "symfony/console": "<4.4",
+                "symfony/form": "<5.0",
+                "symfony/http-foundation": "<4.4",
+                "symfony/http-kernel": "<4.4",
+                "symfony/translation": "<5.0",
+                "symfony/workflow": "<4.4"
             },
             "require-dev": {
-                "doctrine/annotations": "~1.2",
-                "psr/log": "~1.0",
-                "symfony/config": "^5.0",
+                "egulias/email-validator": "^2.1.10",
+                "symfony/asset": "^4.4|^5.0",
+                "symfony/console": "^4.4|^5.0",
                 "symfony/dependency-injection": "^4.4|^5.0",
                 "symfony/expression-language": "^4.4|^5.0",
+                "symfony/finder": "^4.4|^5.0",
+                "symfony/form": "^5.0",
                 "symfony/http-foundation": "^4.4|^5.0",
-                "symfony/yaml": "^4.4|^5.0"
+                "symfony/http-kernel": "^4.4|^5.0",
+                "symfony/mime": "^4.4|^5.0",
+                "symfony/polyfill-intl-icu": "~1.0",
+                "symfony/routing": "^4.4|^5.0",
+                "symfony/security-acl": "^2.8|^3.0",
+                "symfony/security-core": "^4.4|^5.0",
+                "symfony/security-csrf": "^4.4|^5.0",
+                "symfony/security-http": "^4.4|^5.0",
+                "symfony/stopwatch": "^4.4|^5.0",
+                "symfony/translation": "^5.0",
+                "symfony/web-link": "^4.4|^5.0",
+                "symfony/workflow": "^4.4|^5.0",
+                "symfony/yaml": "^4.4|^5.0",
+                "twig/cssinliner-extra": "^2.12",
+                "twig/inky-extra": "^2.12",
+                "twig/markdown-extra": "^2.12"
             },
             "suggest": {
-                "doctrine/annotations": "For using the annotation loader",
-                "symfony/config": "For using the all-in-one router or any loader",
-                "symfony/expression-language": "For using expression matching",
-                "symfony/http-foundation": "For using a Symfony Request object",
-                "symfony/yaml": "For using the YAML loader"
-            },
-            "type": "library",
+                "symfony/asset": "For using the AssetExtension",
+                "symfony/expression-language": "For using the ExpressionExtension",
+                "symfony/finder": "",
+                "symfony/form": "For using the FormExtension",
+                "symfony/http-kernel": "For using the HttpKernelExtension",
+                "symfony/routing": "For using the RoutingExtension",
+                "symfony/security-core": "For using the SecurityExtension",
+                "symfony/security-csrf": "For using the CsrfExtension",
+                "symfony/security-http": "For using the LogoutUrlExtension",
+                "symfony/stopwatch": "For using the StopwatchExtension",
+                "symfony/translation": "For using the TranslationExtension",
+                "symfony/var-dumper": "For using the DumpExtension",
+                "symfony/web-link": "For using the WebLinkExtension",
+                "symfony/yaml": "For using the YamlExtension"
+            },
+            "type": "symfony-bridge",
             "extra": {
                 "branch-alias": {
                     "dev-master": "5.0-dev"
@@ -1499,7 +3777,7 @@
             },
             "autoload": {
                 "psr-4": {
-                    "Symfony\\Component\\Routing\\": ""
+                    "Symfony\\Bridge\\Twig\\": ""
                 },
                 "exclude-from-classmap": [
                     "/Tests/"
@@ -1519,47 +3797,66 @@
                     "homepage": "https://symfony.com/contributors"
                 }
             ],
-            "description": "Symfony Routing Component",
+            "description": "Symfony Twig Bridge",
             "homepage": "https://symfony.com",
-            "keywords": [
-                "router",
-                "routing",
-                "uri",
-                "url"
-            ],
-            "time": "2019-12-01T08:48:26+00:00"
+            "time": "2019-12-18T16:23:52+00:00"
         },
         {
-            "name": "symfony/service-contracts",
-            "version": "v2.0.1",
+            "name": "symfony/twig-bundle",
+            "version": "v5.0.2",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/service-contracts.git",
-                "reference": "144c5e51266b281231e947b51223ba14acf1a749"
+                "url": "https://github.com/symfony/twig-bundle.git",
+                "reference": "a54f6db9d452aa06a77e9f8562974a61e15bfa42"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/service-contracts/zipball/144c5e51266b281231e947b51223ba14acf1a749",
-                "reference": "144c5e51266b281231e947b51223ba14acf1a749",
+                "url": "https://api.github.com/repos/symfony/twig-bundle/zipball/a54f6db9d452aa06a77e9f8562974a61e15bfa42",
+                "reference": "a54f6db9d452aa06a77e9f8562974a61e15bfa42",
                 "shasum": ""
             },
             "require": {
                 "php": "^7.2.5",
-                "psr/container": "^1.0"
+                "symfony/config": "^4.4|^5.0",
+                "symfony/http-foundation": "^4.4|^5.0",
+                "symfony/http-kernel": "^5.0",
+                "symfony/polyfill-ctype": "~1.8",
+                "symfony/twig-bridge": "^5.0",
+                "twig/twig": "^2.10|^3.0"
             },
-            "suggest": {
-                "symfony/service-implementation": ""
+            "conflict": {
+                "symfony/dependency-injection": "<4.4",
+                "symfony/framework-bundle": "<5.0",
+                "symfony/translation": "<5.0"
             },
-            "type": "library",
+            "require-dev": {
+                "doctrine/annotations": "~1.7",
+                "doctrine/cache": "~1.0",
+                "symfony/asset": "^4.4|^5.0",
+                "symfony/dependency-injection": "^4.4|^5.0",
+                "symfony/expression-language": "^4.4|^5.0",
+                "symfony/finder": "^4.4|^5.0",
+                "symfony/form": "^4.4|^5.0",
+                "symfony/framework-bundle": "^5.0",
+                "symfony/routing": "^4.4|^5.0",
+                "symfony/stopwatch": "^4.4|^5.0",
+                "symfony/translation": "^5.0",
+                "symfony/web-link": "^4.4|^5.0",
+                "symfony/yaml": "^4.4|^5.0"
+            },
+            "type": "symfony-bundle",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.0-dev"
+                    "dev-master": "5.0-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Symfony\\Contracts\\Service\\": ""
-                }
+                    "Symfony\\Bundle\\TwigBundle\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -1567,38 +3864,30 @@
             ],
             "authors": [
                 {
-                    "name": "Nicolas Grekas",
-                    "email": "p@tchwork.com"
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
                 },
                 {
                     "name": "Symfony Community",
                     "homepage": "https://symfony.com/contributors"
                 }
             ],
-            "description": "Generic abstractions related to writing services",
+            "description": "Symfony TwigBundle",
             "homepage": "https://symfony.com",
-            "keywords": [
-                "abstractions",
-                "contracts",
-                "decoupling",
-                "interfaces",
-                "interoperability",
-                "standards"
-            ],
-            "time": "2019-11-18T17:27:11+00:00"
+            "time": "2019-12-10T11:06:55+00:00"
         },
         {
             "name": "symfony/var-dumper",
-            "version": "v5.0.1",
+            "version": "v5.0.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/var-dumper.git",
-                "reference": "a4862009387721e155be6dc115061f42ee209205"
+                "reference": "d7bc61d5d335fa9b1b91e14bb16861e8ca50f53a"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/var-dumper/zipball/a4862009387721e155be6dc115061f42ee209205",
-                "reference": "a4862009387721e155be6dc115061f42ee209205",
+                "url": "https://api.github.com/repos/symfony/var-dumper/zipball/d7bc61d5d335fa9b1b91e14bb16861e8ca50f53a",
+                "reference": "d7bc61d5d335fa9b1b91e14bb16861e8ca50f53a",
                 "shasum": ""
             },
             "require": {
@@ -1660,7 +3949,7 @@
                 "debug",
                 "dump"
             ],
-            "time": "2019-11-28T14:20:16+00:00"
+            "time": "2019-12-18T13:50:31+00:00"
         },
         {
             "name": "symfony/var-exporter",
@@ -1780,6 +4069,116 @@
             "description": "Symfony Yaml Component",
             "homepage": "https://symfony.com",
             "time": "2019-11-18T17:27:11+00:00"
+        },
+        {
+            "name": "twig/twig",
+            "version": "v3.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/twigphp/Twig.git",
+                "reference": "28f856a4c57eeb24485916e8a68403f41a133616"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/twigphp/Twig/zipball/28f856a4c57eeb24485916e8a68403f41a133616",
+                "reference": "28f856a4c57eeb24485916e8a68403f41a133616",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.2.5",
+                "symfony/polyfill-ctype": "^1.8",
+                "symfony/polyfill-mbstring": "^1.3"
+            },
+            "require-dev": {
+                "psr/container": "^1.0",
+                "symfony/phpunit-bridge": "^4.4|^5.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Twig\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com",
+                    "homepage": "http://fabien.potencier.org",
+                    "role": "Lead Developer"
+                },
+                {
+                    "name": "Twig Team",
+                    "role": "Contributors"
+                },
+                {
+                    "name": "Armin Ronacher",
+                    "email": "armin.ronacher@active-4.com",
+                    "role": "Project Founder"
+                }
+            ],
+            "description": "Twig, the flexible, fast, and secure template language for PHP",
+            "homepage": "https://twig.symfony.com",
+            "keywords": [
+                "templating"
+            ],
+            "time": "2019-12-28T07:17:28+00:00"
+        },
+        {
+            "name": "webimpress/safe-writer",
+            "version": "2.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/webimpress/safe-writer.git",
+                "reference": "d03bea3b98abe1d4c8b24cbebf524361ffaafee4"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/webimpress/safe-writer/zipball/d03bea3b98abe1d4c8b24cbebf524361ffaafee4",
+                "reference": "d03bea3b98abe1d4c8b24cbebf524361ffaafee4",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.2"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^8.4.3",
+                "webimpress/coding-standard": "dev-develop"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.0.x-dev",
+                    "dev-develop": "2.1.x-dev",
+                    "dev-release-1.0": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Webimpress\\SafeWriter\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-2-Clause"
+            ],
+            "description": "Tool to write files safely, to avoid race conditions",
+            "keywords": [
+                "concurrent write",
+                "file writer",
+                "race condition",
+                "safe writer",
+                "webimpress"
+            ],
+            "time": "2019-11-27T19:40:53+00:00"
         }
     ],
     "packages-dev": [],
@@ -1789,7 +4188,7 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": "^7.2.5",
+        "php": "^7.4",
         "ext-ctype": "*",
         "ext-iconv": "*"
     },
diff --git a/config/bundles.php b/config/bundles.php
index 49d3fb6fcef0acfd0f1d4920a71806ca22a69942..cab6afce793d1a095a90cc42abedbfb222c01f2c 100644
--- a/config/bundles.php
+++ b/config/bundles.php
@@ -2,4 +2,7 @@
 
 return [
     Symfony\Bundle\FrameworkBundle\FrameworkBundle::class => ['all' => true],
+    Doctrine\Bundle\DoctrineBundle\DoctrineBundle::class => ['all' => true],
+    Doctrine\Bundle\MigrationsBundle\DoctrineMigrationsBundle::class => ['all' => true],
+    Symfony\Bundle\TwigBundle\TwigBundle::class => ['all' => true],
 ];
diff --git a/config/packages/doctrine.yaml b/config/packages/doctrine.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..ab3343b1bc6b9b239d76251ae3fc61b927d1ae66
--- /dev/null
+++ b/config/packages/doctrine.yaml
@@ -0,0 +1,18 @@
+doctrine:
+    dbal:
+        url: '%env(resolve:DATABASE_URL)%'
+
+        # IMPORTANT: You MUST configure your server version,
+        # either here or in the DATABASE_URL env var (see .env file)
+        server_version: '8.0'
+    orm:
+        auto_generate_proxy_classes: true
+        naming_strategy: doctrine.orm.naming_strategy.underscore_number_aware
+        auto_mapping: true
+        mappings:
+            App:
+                is_bundle: false
+                type: annotation
+                dir: '%kernel.project_dir%/src/Entity'
+                prefix: 'App\Entity'
+                alias: App
diff --git a/config/packages/doctrine_migrations.yaml b/config/packages/doctrine_migrations.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..3bf0fbcae9eaff9dffe1b56b58cf314ba374bff0
--- /dev/null
+++ b/config/packages/doctrine_migrations.yaml
@@ -0,0 +1,5 @@
+doctrine_migrations:
+    dir_name: '%kernel.project_dir%/src/Migrations'
+    # namespace is arbitrary but should be different from App\Migrations
+    # as migrations classes should NOT be autoloaded
+    namespace: DoctrineMigrations
diff --git a/config/packages/twig.yaml b/config/packages/twig.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..b3cdf3064984f4d1f03f375c5e5c89c672e91f13
--- /dev/null
+++ b/config/packages/twig.yaml
@@ -0,0 +1,2 @@
+twig:
+    default_path: '%kernel.project_dir%/templates'
diff --git a/config/routes/annotations.yaml b/config/routes/annotations.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..d49a502a8480359a261d66d1f4096453d608e7b7
--- /dev/null
+++ b/config/routes/annotations.yaml
@@ -0,0 +1,3 @@
+controllers:
+    resource: ../../src/Controller/
+    type: annotation
diff --git a/src/Controller/MainController.php b/src/Controller/MainController.php
new file mode 100644
index 0000000000000000000000000000000000000000..d0ce3ec3e0adc64d0ae316842e47fc4339dea31f
--- /dev/null
+++ b/src/Controller/MainController.php
@@ -0,0 +1,25 @@
+<?php declare(strict_types=1);
+
+namespace App\Controller;
+
+use App\Form\StartType;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Annotation\Route;
+
+/**
+ * Class MainController
+ * @package App\Controller
+ */
+class MainController extends AbstractController
+{
+    /**
+     * @Route(name="index", path="/", methods={"GET"})
+     */
+    public function index() : Response {
+        return $this->render(
+            'index.html.twig',
+            ['form' => $this->createForm(StartType::class)->createView()]
+        );
+    }
+}
\ No newline at end of file
diff --git a/src/Entity/.gitignore b/src/Entity/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/src/Entity/Answer.php b/src/Entity/Answer.php
new file mode 100644
index 0000000000000000000000000000000000000000..8260926cdd981852b5288b4752eb76ce5f78aa10
--- /dev/null
+++ b/src/Entity/Answer.php
@@ -0,0 +1,51 @@
+<?php declare(strict_types=1);
+
+namespace App\Entity;
+
+use Doctrine\ORM\Mapping as ORM;
+
+/**
+ * Class Answer
+ * @ORM\Entity
+ * @ORM\Table(name="answer")
+ * @package App\Entity
+ */
+class Answer
+{
+    /**
+     * @ORM\Id
+     * @ORM\GeneratedValue
+     * @ORM\Column(type="integer")
+     */
+    protected int $id;
+
+    /** @ORM\ManyToOne(targetEntity="App\Entity\Question")  */
+    protected Question $question;
+
+    /** @ORM\Column(columnDefinition="VARCHAR(1024)", length=1024)  */
+    protected string $label;
+
+    protected bool $correct;
+
+    public function getLabel() : string
+    {
+        return $this->label;
+    }
+
+    public function setLabel(string $label) : self
+    {
+        $this->label = $label;
+        return $this;
+    }
+
+    public function isCorrect() : bool
+    {
+        return $this->correct;
+    }
+
+    public function setCorrect(bool $correct) : self
+    {
+        $this->correct = $correct;
+        return $this;
+    }
+}
\ No newline at end of file
diff --git a/src/Entity/Question.php b/src/Entity/Question.php
new file mode 100644
index 0000000000000000000000000000000000000000..de7405bcdaf5b3881c5e23fa1486f3fb113ae3de
--- /dev/null
+++ b/src/Entity/Question.php
@@ -0,0 +1,87 @@
+<?php
+
+
+namespace App\Entity;
+
+use Doctrine\ORM\Mapping as ORM;
+use Symfony\Component\Routing\Exception\InvalidParameterException;
+
+/**
+ * Class Question
+ * @ORM\Entity(repositoryClass="App\Repository\QuestionRepository")
+ * @ORM\Table(name="question")
+ * @package App\Entity
+ */
+class Question
+{
+    const QSTYPE_SINGLE_CHOICE = "scq";
+    const QSTYPE_MULTIPLE_CHOICE = "mcq";
+    const QSTYPE_MULTIPLE_CHOICE_RANDOM_WRONGS = "mcqrw";
+
+    const QCTYPE_DEFINITION = "definition";
+    const QCTYPE_TARGET = "target";
+
+    const STRUCTURE_TYPES = [
+        self::QSTYPE_SINGLE_CHOICE,
+        self::QSTYPE_MULTIPLE_CHOICE,
+        self::QSTYPE_MULTIPLE_CHOICE_RANDOM_WRONGS
+    ];
+
+    const CONTENT_TYPES = [
+        self::QCTYPE_DEFINITION.
+        self::QCTYPE_TARGET
+    ];
+
+    /**
+     * @ORM\Id
+     * @ORM\GeneratedValue
+     * @ORM\Column(type="integer")
+     */
+    protected int $id;
+
+    /**
+     * @ORM\ManyToOne(fetch="EAGER", inversedBy="questions", targetEntity="App\Entity\Topic")
+     */
+    protected Topic $topic;
+
+    /**
+     * @ORM\Column(columnDefinition="VARCHAR(1024)", length=1024)
+     */
+    protected string $label;
+
+    /**
+     * @ORM\Column(columnDefinition="VARCHAR(10)", name="structure_type", length=10)
+     */
+    protected string $structureType;
+
+    /**
+     * @ORM\Column(columnDefinition="VARCHAR(20)", name="content_type", length=20)
+     */
+    protected string $contentType;
+
+    public function setQSType(string $structureType) : self
+    {
+        if (!in_array($structureType, self::STRUCTURE_TYPES)) {
+            throw new InvalidParameterException(sprintf(
+                "Cannot assign an invalid question structure type - use one of %s.",
+                implode(', ', self::STRUCTURE_TYPES)
+            ));
+        }
+
+        $this->structureType = $structureType;
+        return $this;
+    }
+
+    private function setQCType(string $contentType) : self
+    {
+        if (!in_array($contentType, self::CONTENT_TYPES)) {
+            throw new InvalidParameterException(sprintf(
+                "Cannot assign an invalid question content type - use one of%s.",
+                implode(', ', self::CONTENT_TYPES)
+            ));
+        }
+
+        $this->contentType = $contentType;
+        return $this;
+    }
+}
\ No newline at end of file
diff --git a/src/Entity/Topic.php b/src/Entity/Topic.php
new file mode 100644
index 0000000000000000000000000000000000000000..315d529779fa9af8ee11d97b2ef38cbcab158bc9
--- /dev/null
+++ b/src/Entity/Topic.php
@@ -0,0 +1,68 @@
+<?php declare(strict_types=1);
+
+namespace App\Entity;
+
+use Doctrine\Common\Collections\ArrayCollection;
+use Doctrine\ORM\Mapping as ORM;
+
+/**
+ * Class Topic
+ * @ORM\Entity(repositoryClass="App\Repository\TopicRepository")
+ * @ORM\Table(name="topic")
+ * @package App\Entity
+ */
+class Topic
+{
+    /**
+     * @ORM\Id
+     * @ORM\GeneratedValue
+     * @ORM\Column(type="integer")
+     */
+    protected int $id;
+
+    /** @ORM\Column(columnDefinition="VARCHAR(20)", length=20) */
+    protected string $label;
+
+    /** @ORM\OneToMany(
+     *     cascade={"persist", "remove"},
+     *     fetch="EAGER",
+     *     mappedBy="topic",
+     *     orphanRemoval=true,
+     *     targetEntity="App\Entity\Question"
+     * )
+     */
+    protected ArrayCollection $questions;
+
+    public function __construct()
+    {
+        $this->questions = new ArrayCollection();
+    }
+
+    public function getId() : ?int
+    {
+        return $this->id;
+    }
+
+    public function getLabel() : ?string
+    {
+        return $this->label;
+    }
+
+    public function setLabel(string $label) : self
+    {
+        $this->label = $label;
+        return $this;
+    }
+
+    public function addQuestion(Question $question) : self
+    {
+        $this->questions->add($question);
+        return $this;
+    }
+
+    public function removeQuestion(Question $question): self
+    {
+        $this->questions->removeElement($question);
+        return $this;
+    }
+}
\ No newline at end of file
diff --git a/src/Form/StartType.php b/src/Form/StartType.php
new file mode 100644
index 0000000000000000000000000000000000000000..629b12ce785af51ad5c8efa4b06d95d0fa42f504
--- /dev/null
+++ b/src/Form/StartType.php
@@ -0,0 +1,30 @@
+<?php
+
+
+namespace App\Form;
+
+use App\Repository\TopicRepository;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
+use Symfony\Component\Form\FormBuilderInterface;
+
+class StartType extends AbstractType
+{
+    const TOPICS_ALL = "all";
+
+    private TopicRepository $topicRepository;
+
+    public function __construct(TopicRepository $topicRepository)
+    {
+        $this->topicRepository = $topicRepository;
+    }
+
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        parent::buildForm($builder, $options);
+        $builder->add('target_topic', ChoiceType::class, [
+            'choices' => array_merge([self::TOPICS_ALL], $this->topicRepository->findAllLabels()),
+            'label' => 'Choose a topic'
+        ]);
+    }
+}
\ No newline at end of file
diff --git a/src/Migrations/.gitignore b/src/Migrations/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/src/Migrations/Version20200108172607.php b/src/Migrations/Version20200108172607.php
new file mode 100644
index 0000000000000000000000000000000000000000..e9a23d7569537b5c078291a90c72ec45c425cd67
--- /dev/null
+++ b/src/Migrations/Version20200108172607.php
@@ -0,0 +1,98 @@
+<?php declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\DBALException;
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Class Version20200108172607
+ * @package DoctrineMigrations
+ */
+final class Version20200108172607 extends AbstractMigration
+{
+    public function getDescription() : string
+    {
+        return 'Initial database setup';
+    }
+
+    public function up(Schema $schema) : void
+    {
+        try {
+            $this->abortIf(
+                $this->connection->getDatabasePlatform()->getName() !== 'mysql',
+                'Migration can only be executed safely on \'mysql\'.'
+            );
+        } catch (DBALException $e) {
+            $this->abortIf(true, sprintf('Migration failed! Reason: %s', $e->getMessage()));
+        }
+
+        $this->addSql('
+            CREATE TABLE answer (
+                id INT AUTO_INCREMENT NOT NULL,
+                question_id INT DEFAULT NULL,
+                label VARCHAR(1024),
+                INDEX IDX_DADD4A251E27F6BF (question_id),
+                PRIMARY KEY(id)
+            )
+            DEFAULT CHARACTER SET utf8mb4
+            COLLATE `utf8mb4_unicode_ci`
+            ENGINE = InnoDB
+        ');
+        $this->addSql('
+            CREATE TABLE question (
+                id INT AUTO_INCREMENT NOT NULL, 
+                topic_id INT DEFAULT NULL,
+                label VARCHAR(1024),
+                structure_type VARCHAR(10),
+                content_type VARCHAR(20),
+                INDEX IDX_B6F7494E1F55203D (topic_id),
+                PRIMARY KEY(id)
+            )
+            DEFAULT CHARACTER SET utf8mb4
+            COLLATE `utf8mb4_unicode_ci`
+            ENGINE = InnoDB
+        ');
+        $this->addSql('
+            CREATE TABLE topic (
+                id INT AUTO_INCREMENT NOT NULL,
+                label VARCHAR(20),
+                PRIMARY KEY(id)
+            )
+            DEFAULT CHARACTER SET utf8mb4
+            COLLATE `utf8mb4_unicode_ci`
+            ENGINE = InnoDB
+        ');
+        $this->addSql('
+            ALTER TABLE answer
+            ADD CONSTRAINT FK_DADD4A251E27F6BF
+            FOREIGN KEY (question_id)
+            REFERENCES question (id)
+        ');
+        $this->addSql('
+            ALTER TABLE question
+            ADD CONSTRAINT FK_B6F7494E1F55203D
+            FOREIGN KEY (topic_id)
+            REFERENCES topic (id)
+        ');
+    }
+
+    public function down(Schema $schema) : void
+    {
+        try {
+            $this->abortIf(
+                $this->connection->getDatabasePlatform()->getName() !== 'mysql',
+                'Migration can only be executed safely on \'mysql\'.'
+            );
+        } catch (DBALException $e) {
+            $this->abortIf(true, sprintf('Migration failed! Reason: %s', $e->getMessage()));
+        }
+
+        $this->addSql('ALTER TABLE answer DROP FOREIGN KEY FK_DADD4A251E27F6BF');
+        $this->addSql('ALTER TABLE question DROP FOREIGN KEY FK_B6F7494E1F55203D');
+        $this->addSql('DROP TABLE answer');
+        $this->addSql('DROP TABLE question');
+        $this->addSql('DROP TABLE topic');
+    }
+}
diff --git a/src/Repository/.gitignore b/src/Repository/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/src/Repository/AnswerRepository.php b/src/Repository/AnswerRepository.php
new file mode 100644
index 0000000000000000000000000000000000000000..8d4757e0c24d2143aa2f680c50d55a71c635ea28
--- /dev/null
+++ b/src/Repository/AnswerRepository.php
@@ -0,0 +1,32 @@
+<?php declare(strict_types=1);
+
+namespace App\Repository;
+
+use App\Entity\Answer;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Persistence\ManagerRegistry;
+
+/**
+ * Class AnswerRepository
+ * @package App\Repository
+ */
+class AnswerRepository extends ServiceEntityRepository
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, Answer::class);
+    }
+
+    public function findAllByTopicAndContentType($topic, $contentType) : array
+    {
+        return $this
+            ->createQueryBuilder('a')
+            ->leftJoin('a.question', 'q')
+            ->leftJoin('q.topic', 't')
+            ->where('t.label = ?1 AND q.content_type = ?2')
+            ->setParameters([1 => $topic, 2 => $contentType])
+            ->getQuery()
+            ->getArrayResult()
+        ;
+    }
+}
\ No newline at end of file
diff --git a/src/Repository/QuestionRepository.php b/src/Repository/QuestionRepository.php
new file mode 100644
index 0000000000000000000000000000000000000000..895da508d167ba73557fb9fa98f3d2de2bd4d12d
--- /dev/null
+++ b/src/Repository/QuestionRepository.php
@@ -0,0 +1,31 @@
+<?php declare(strict_types=1);
+
+namespace App\Repository;
+
+use App\Entity\Question;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Persistence\ManagerRegistry;
+
+/**
+ * Class QuestionRepository
+ * @package App\Repository
+ */
+class QuestionRepository extends ServiceEntityRepository
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, Question::class);
+    }
+
+    public function findAllByTopic(string $topicLabel) : array
+    {
+        return $this
+            ->createQueryBuilder('q')
+            ->leftJoin('q.topic', 't')
+            ->where('t.label = ?1')
+            ->setParameter(1, $topicLabel)
+            ->getQuery()
+            ->getArrayResult()
+        ;
+    }
+}
\ No newline at end of file
diff --git a/src/Repository/TopicRepository.php b/src/Repository/TopicRepository.php
new file mode 100644
index 0000000000000000000000000000000000000000..dcef12729e58fb80c7aca4323bb3915658ce6bca
--- /dev/null
+++ b/src/Repository/TopicRepository.php
@@ -0,0 +1,24 @@
+<?php declare(strict_types=1);
+
+namespace App\Repository;
+
+use App\Entity\Topic;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Persistence\ManagerRegistry;
+
+/**
+ * Class TopicRepository
+ * @package App\Repository
+ */
+class TopicRepository extends ServiceEntityRepository
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, Topic::class);
+    }
+
+    public function findAllLabels() : array
+    {
+        return $this->createQueryBuilder('t')->select('t.label')->getQuery()->getArrayResult();
+    }
+}
\ No newline at end of file
diff --git a/symfony.lock b/symfony.lock
index 9c5e711e5e671e2b01873fc129ba189b441f8050..b8b8b377e1b857d73fc8d49c74365a8a36e85c8e 100644
--- a/symfony.lock
+++ b/symfony.lock
@@ -1,6 +1,100 @@
 {
+    "doctrine/annotations": {
+        "version": "1.0",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "1.0",
+            "ref": "cb4152ebcadbe620ea2261da1a1c5a9b8cea7672"
+        },
+        "files": [
+            "./config/routes/annotations.yaml"
+        ]
+    },
+    "doctrine/cache": {
+        "version": "1.10.0"
+    },
+    "doctrine/collections": {
+        "version": "1.6.4"
+    },
+    "doctrine/common": {
+        "version": "v2.11.0"
+    },
+    "doctrine/dbal": {
+        "version": "v2.10.1"
+    },
+    "doctrine/doctrine-bundle": {
+        "version": "2.0",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "2.0",
+            "ref": "a9f2463b9f73efe74482f831f03a204a41328555"
+        },
+        "files": [
+            "./config/packages/doctrine.yaml",
+            "./config/packages/prod/doctrine.yaml",
+            "./src/Entity/.gitignore",
+            "./src/Repository/.gitignore"
+        ]
+    },
+    "doctrine/doctrine-migrations-bundle": {
+        "version": "1.2",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "1.2",
+            "ref": "c1431086fec31f17fbcfe6d6d7e92059458facc1"
+        },
+        "files": [
+            "./config/packages/doctrine_migrations.yaml",
+            "./src/Migrations/.gitignore"
+        ]
+    },
+    "doctrine/event-manager": {
+        "version": "1.1.0"
+    },
+    "doctrine/inflector": {
+        "version": "1.3.1"
+    },
+    "doctrine/instantiator": {
+        "version": "1.3.0"
+    },
+    "doctrine/lexer": {
+        "version": "1.2.0"
+    },
+    "doctrine/migrations": {
+        "version": "2.2.0"
+    },
+    "doctrine/orm": {
+        "version": "v2.7.0"
+    },
+    "doctrine/persistence": {
+        "version": "1.3.3"
+    },
+    "doctrine/reflection": {
+        "version": "v1.0.0"
+    },
+    "jdorn/sql-formatter": {
+        "version": "v1.2.17"
+    },
+    "laminas/laminas-code": {
+        "version": "3.4.1"
+    },
+    "laminas/laminas-eventmanager": {
+        "version": "3.2.1"
+    },
+    "laminas/laminas-zendframework-bridge": {
+        "version": "1.0.1"
+    },
+    "ocramius/package-versions": {
+        "version": "1.5.1"
+    },
+    "ocramius/proxy-manager": {
+        "version": "2.6.0"
+    },
     "php": {
-        "version": "7.3"
+        "version": "7.4"
     },
     "psr/cache": {
         "version": "1.0.1"
@@ -39,6 +133,9 @@
     "symfony/dependency-injection": {
         "version": "v5.0.1"
     },
+    "symfony/doctrine-bridge": {
+        "version": "v5.0.2"
+    },
     "symfony/dotenv": {
         "version": "v5.0.1"
     },
@@ -69,6 +166,9 @@
             "./.env"
         ]
     },
+    "symfony/form": {
+        "version": "v5.0.2"
+    },
     "symfony/framework-bundle": {
         "version": "4.4",
         "recipe": {
@@ -95,9 +195,24 @@
     "symfony/http-kernel": {
         "version": "v5.0.1"
     },
+    "symfony/inflector": {
+        "version": "v5.0.2"
+    },
+    "symfony/intl": {
+        "version": "v5.0.2"
+    },
     "symfony/mime": {
         "version": "v5.0.1"
     },
+    "symfony/options-resolver": {
+        "version": "v5.0.2"
+    },
+    "symfony/orm-pack": {
+        "version": "v1.0.7"
+    },
+    "symfony/polyfill-intl-icu": {
+        "version": "v1.13.1"
+    },
     "symfony/polyfill-intl-idn": {
         "version": "v1.13.1"
     },
@@ -107,6 +222,9 @@
     "symfony/polyfill-php73": {
         "version": "v1.13.1"
     },
+    "symfony/property-access": {
+        "version": "v5.0.2"
+    },
     "symfony/routing": {
         "version": "4.2",
         "recipe": {
@@ -124,6 +242,29 @@
     "symfony/service-contracts": {
         "version": "v2.0.1"
     },
+    "symfony/stopwatch": {
+        "version": "v5.0.2"
+    },
+    "symfony/translation-contracts": {
+        "version": "v2.0.1"
+    },
+    "symfony/twig-bridge": {
+        "version": "v5.0.2"
+    },
+    "symfony/twig-bundle": {
+        "version": "5.0",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "5.0",
+            "ref": "fab9149bbaa4d5eca054ed93f9e1b66cc500895d"
+        },
+        "files": [
+            "./config/packages/test/twig.yaml",
+            "./config/packages/twig.yaml",
+            "./templates/base.html.twig"
+        ]
+    },
     "symfony/var-dumper": {
         "version": "v5.0.1"
     },
@@ -132,5 +273,11 @@
     },
     "symfony/yaml": {
         "version": "v5.0.1"
+    },
+    "twig/twig": {
+        "version": "v3.0.1"
+    },
+    "webimpress/safe-writer": {
+        "version": "2.0.0"
     }
 }
diff --git a/templates/index.html.twig b/templates/index.html.twig
new file mode 100644
index 0000000000000000000000000000000000000000..46e5b35c5e1bb09a34465ad2016855eed13895f0
--- /dev/null
+++ b/templates/index.html.twig
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <title>MVG Learning Suite</title>
+</head>
+<body>
+    <h1>MVG Learning Suite</h1>
+    <p>This is a learning suite.</p>
+    {{ form_start(form, {'attr': {'novalidate': 'novalidate'}}) }}
+    {{ form_widget(form) }}
+    {{ form_end(form) }}
+    <button id="start">Start!</button>
+</body>
+</html>
\ No newline at end of file