build(app): bootstrap codeigniter4 app using docker-compose

.gitignore

DEPENDENCIES.md

Dockerfile

README.md

docker-compose.yml

src/.github/workflows/phpunit.yml

src/.gitignore

src/README.md

src/app/.htaccess

src/app/Common.php

src/app/Config/App.php

src/app/Config/Autoload.php

src/app/Config/Boot/development.php

src/app/Config/Boot/production.php

src/app/Config/Boot/testing.php

src/app/Config/Cache.php

src/app/Config/Constants.php

src/app/Config/ContentSecurityPolicy.php

src/app/Config/Database.php

src/app/Config/DocTypes.php