https://github.com/jonathanong/heroku-buildpack-ffmpeg-latest
https://github.com/DuckyTeam/heroku-buildpack-imagemagick
- YOU CAN CHANGE SETTINGS.JSON && MAIN.JS
https://github.com/jonathanong/heroku-buildpack-ffmpeg-latest
https://github.com/DuckyTeam/heroku-buildpack-imagemagick