Ffmpeg issue when running Gatsby Build

[jen]

It isn’t currently possible to build your own Docker image and deploy it on Netlify:

Docker deployment

Hi, @sts, and welcome to our Netlify community site. The following topic will likely answer this question: I realize you are asking about running a docker container at Netlify, but the same answer above applies. If there are still questions after reading that, please let us know.

But the person is thread is also talking about tweaking the Docker image, so sharing here in case it’s helpful:

Custom build command for home-grown CMS?

You’d have to install it. Jekyll gets installed by your Gemfile which we automagically process using bundler; some other things (e.g. Gatsby) get installed by package.json or yarn.lock (using npm or yarn). So - a good first starting spot is to wrap up your generator in an npm or ruby package that you can install as bundle install foo or npm install foo (those names are probably taken so you’ll need to be a bit more creative due to single global namespace) and then you can require them via thos…

Let us know if we can answer any other questions!