release cache benchmark

Workflow runs for release cache benchmark

• Make release task reuse explicitly host-portable

  completed successfully:
  release cache benchmark#5:Commit34c85bcpushedbyjustrach
  perf/nanocompile-ci-measure

  Oct 18, 20269m 13s
  More actions for workflow run 5

• Reuse checksum-pinned CI tool executables

  completed successfully:
  release cache benchmark#4:Commitd02a292pushedbyjustrach
  perf/nanocompile-ci-measure

  Oct 18, 20269m 5s
  More actions for workflow run 4

• Measure warm task misses instead of rejecting them

  completed successfully:
  release cache benchmark#3:Commit5723690pushedbyjustrach
  perf/nanocompile-ci-measure

  Oct 18, 202610m 56s
  More actions for workflow run 3

• Include hidden benchmark timing files in artifact uploads

  failed:
  release cache benchmark#2:Commit45a4dc1pushedbyjustrach
  perf/nanocompile-ci-measure

  Oct 18, 202611m 30s
  More actions for workflow run 2

• Add a matched release-cache benchmark

  failed:
  release cache benchmark#1:Commit7f6ac9dpushedbyjustrach
  perf/nanocompile-ci-measure

  Oct 18, 20267m 45s
  More actions for workflow run 1