[github-actions]

Summary

Adds today's Agent of the Day post spotlighting PureLock 🔐, gh-aw's daily agent that finds untested pure Go functions and fans out parallel test-writer sub-agents to lock in verified test coverage.

Evidence used

• Recent scheduled runs via agenticworkflows logs (workflow_name: purelock, last 5 runs): 3 consecutive successes Sep 6–8, ~13–14 min each, ~25–26K peak input tokens.
• Merged PR #56895 — locked down 3 functions (selectHistoricalOperationalValueGrader, extractHostFromRemoteURL, extractOTLPAttributesFromObsMap) with detailed coverage before/after and validation (gofmt, go vet, go test -race).
• Historical PRs #54539, #54235, and bootstrap PR #51107 showing the steady cadence since inception.
• Infrastructure fix PR #57948 resolving a Go cache-restore collision in the workflow itself.
• Workflow source: .github/workflows/purelock.md for the precompute → parallel-fanout → validate → PR pipeline description.

File created

• docs/src/content/docs/blog/2026-09-09-agent-of-the-day.md

Metadata limits verified: seoDescription 124/160 chars, linkedPostText 72/80 chars.

Generated by ✍️ Daily Agent of the Day Blog Writer · copilot · auto · 74.8 AIC · ⌖ 12.8 AIC · ⊞ 10K · ◷

• expires on Sep 16, 2026, 6:36 AM UTC-08:00

[github-actions]

🎉 This pull request is included in a new release.

Release: v0.89.1