Create application basics

.env

composer.json

composer.lock

config/bundles.php

config/packages/doctrine.yaml

config/packages/doctrine_migrations.yaml

config/packages/twig.yaml

config/routes/annotations.yaml

src/Controller/MainController.php

src/Entity/.gitignore

src/Entity/Answer.php

src/Entity/Question.php

src/Entity/Topic.php

src/Form/StartType.php

src/Migrations/.gitignore

src/Migrations/Version20200108172607.php

src/Repository/.gitignore

src/Repository/AnswerRepository.php

src/Repository/QuestionRepository.php

src/Repository/TopicRepository.php