Building and caching containers for Rails applications.
We recently wrote a blog post about a script that updates version strings in a Dockerfile. We've since identified a better way to achieve the same goals. A Rails application
UPDATE: We've come up with a potentially better way to achieve the same goal, by using a new Gemfile.initial file. See the new post here. I wrote a small
Caching gems, npm packages, and compiled assets in our 2018 Rails and webpack Docker build, including the tradeoffs of custom diff layers.
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