Use Debian's packaged Ruby instead of compiling from source #690
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Debian Trixie ships Ruby 3.3, which satisfies licensee's requirement of Ruby >= 3.0. This removes the need to compile Ruby 3.2.2 from source using ruby-build, cutting Docker build time by about 2.5 minutes.
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Pull request overview
This pull request optimizes the Docker build process by replacing Ruby compilation from source with Debian's pre-packaged Ruby installation, reducing build time by approximately 37% (2 minutes 23 seconds).
Changes:
- Replaced ruby-build compilation (Ruby 3.2.2) with Debian Trixie's packaged Ruby 3.3 via apt-get
- Added
rubyandruby-devpackages to the apt-get installation list - Removed three lines that download, extract, and compile Ruby from source using ruby-build
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jamesiri
approved these changes
Jan 26, 2026
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Summary
The Dockerfile currently compiles Ruby 3.2.2 from source using ruby-build, which takes about 5 minutes. Debian Trixie (our base image) ships Ruby 3.3, which satisfies licensee's requirement of Ruby >= 3.0.
This PR replaces the ruby-build compilation with
apt-get install ruby ruby-dev.Build time comparison
Closes #689