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Summary

  • Pin uv to version 0.5.15 in all CI jobs to enable better caching

Background

The "Install uv" step in CI was taking longer than expected. By pinning to a specific version, GitHub Actions can cache the uv binary more effectively and avoid checking for the latest version on every run.

Test plan

  • Monitor CI run times, particularly the "Install uv" step
  • Verify all jobs still pass

🤖 Generated with Claude Code

This allows GitHub Actions to cache the uv binary more effectively
and avoid checking for the latest version on every run.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
paddymul and others added 2 commits January 11, 2026 08:17
This replaces the setup-uv@v7 action with the direct installer script
and adds manual caching of the uv binary. Benefits:

- Faster installation (~2-3s vs 10s)
- Better cache control
- More transparent operation

The uv binary is cached at ~/.local/bin/uv with key based on version
and OS, so subsequent runs should be nearly instant.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
@paddymul
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Testing optimized uv installer - should be much faster now

@paddymul paddymul closed this Jan 11, 2026
@paddymul paddymul reopened this Jan 11, 2026
paddymul and others added 4 commits January 11, 2026 08:51
Cache the uv-installed Python versions at ~/.local/share/uv/python
to avoid re-downloading Python on every run. This should reduce
the "Install uv" step from ~11s to ~2-3s on cache hits.

Also consolidated "Add uv to PATH" into the Install uv step.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
Changed cache key from per-version to shared across all Python versions.
This allows different matrix jobs to benefit from each other's Python
installations, reducing redundant downloads.

Cache key: uv-python-{OS}-v1 (shared by all Python versions)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
@paddymul
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this was not actually faster, closing the branch

@paddymul paddymul closed this Jan 11, 2026
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2 participants