fix: upgrade php version

chore: update docs

fix: allow commit of config dir for .env.example

fix: duplicated json body encode

fix: remove id from put endpoint

fix: swagger request body reference error

feat: add Containerfile

feat: add htaccess

feat: add containerignore

chore: delete previous docker setup

fix: remove backup from namespace

fix: remove line break from description

chore: update api documentation part

fix: remove previous swagger from root

fix: move swagger routes annotations to controllers