feat: Tarball caching in GitHub Actions#152
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SnO2WMaN wants to merge 8 commits intoleanprover:mainfrom
Open
feat: Tarball caching in GitHub Actions#152SnO2WMaN wants to merge 8 commits intoleanprover:mainfrom
SnO2WMaN wants to merge 8 commits intoleanprover:mainfrom
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SnO2WMaN
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SnO2WMaN
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Feb 16, 2026
| restore-keys: | | ||
| lake-${{ runner.os }}-${{ runner.arch}}-${{ hashFiles('lean-toolchain') }}-${{ hashFiles('lake-manifest.json') }} | ||
| - name: unpack tarball from github cache | ||
| if: steps.github-cache-restore.outputs.cache-hit == 'true' |
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I noticed that cache-hit is only true when cache is hit by exact key, not restore-keys. we trigger this job when tarball exists.
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.lakecaching is very heavy (in FFL/Foundation, it costed 2GB each cache, see cslib's Caches). I changed caching strategy only caching tarball by creatinglake pack.See
IMPORTANT: I didn't tested it on
macos-latestandwindows-latest, so name of generating tarball might be wrong on these environment. please checkget_gh_tarball_cache_path.sh.