/finops:caches Analyze GitHub Actions cache usage - size breakdown, cache key patterns, branch distribution, and stale cache detection. Context Current repo: ! gh repo view --json nameWithOwner --jq '.nameWithOwner' Repo owner: ! gh repo view --json owner --jq '.owner.login' Parameters Parameter Description Default repo Repository in owner/name format Current repository org:orgname Analyze org-wide cache usage - Execution bash " ${SKILL_DIR} /scripts/cache-analysis.sh" $ARGS Output Format === Cache Analysis: org/repo === Summary: 45 caches, 2340MB used 23% of 10GB limit === By Key Prefix === node-modules: 12 caches, 1200MB playwright: 8 caches, 800MB turbo: 15 caches, 300MB === By Branch === main: 10 caches, 500MB develop: 8 caches, 400MB PR 123: 3 caches, 150MB PR 118: 3 caches, 140MB === Largest Caches === node-modules-linux-abc123: 180MB playwright-linux-def456: 150MB === Stale Caches (>7 days old) === 8 stale caches, 450MB reclaimable Oldest: 2025-01-15T10:30:00Z === PR Branch Caches === 12 PR caches, 580MB (check if PRs are merged/closed) Post-actions Based on findings, suggest: High % of limit -> Clean up stale caches, review key strategies Many PR caches -> Add cache cleanup workflow for closed PRs Large single caches -> Consider splitting or compressing Stale caches -> Provide cleanup command:

Delete stale caches

gh api "/repos/ $REPO /actions/caches?per_page=100" \ --jq '.actions_caches[] | select(.last_accessed_at < "CUTOFF") | .id' | \ while read id ; do gh api -X DELETE "/repos/ $REPO /actions/caches/ $id " ; done