feat: ensure we inject environment variables into the docker container create call in app-json
feat: ensure we inject environment variables into the docker container create call in app-json

This fixes an issue where the values are empty for CNB applications.

progrium/dokku,dokku/dokku,progrium/dokku,progrium/dokku,claytonbrown/dokku,dokku/dokku,claytonbrown/dokku,claytonbrown/dokku,dokku/dokku,progrium/dokku,dokku/dokku,claytonbrown/dokku,claytonbrown/dokku,progrium/dokku,claytonbrown/dokku,dokku/dokku,progrium/dokku,claytonbrown/dokku,dokku/dokku,progrium/dokku,dokku/dokku,progrium/dokku,claytonbrown/dokku,dokku/dokku