[rig-tasks] Add 10 rig samples — 2026-08-19

[github-actions]

Summary

Added 10 new rig sample files to skills/rig/samples/.

#	File	Description	Typecheck
1	431-os-env-variable-scanner.md	OS env variable scanner with defineTool + s.enum categories + repair	pass
2	432-sequential-commit-pipeline.md	Sequential workflow: collect → classify → aggregate commits	pass
3	433-toml-config-key-extractor.md	TOML config key extractor with defineTool, nested s.record, repair	pass
4	434-csv-column-stats-reporter.md	CSV column stats with defineTool, s.optional(s.number) for min/max/mean	pass
5	435-git-worktree-analyzer.md	Git worktree analyzer with steering() + repair() addons	pass
6	436-ts-narrowing-pattern-detector.md	TS narrowing detector with async defineTool + node:fs/promises	pass
7	437-git-reflog-summarizer.md	Git reflog summarizer with p.bash --format + s.enum action types	pass
8	438-ts-export-reporter.md	TS export reporter using p.writeOutput (first sample for this intent)	pass
9	439-parallel-project-health.md	Parallel project health workflow with Promise.all + call.json	pass
10	440-markdown-frontmatter-extractor.md	Markdown frontmatter extractor with steering() + repair() + s.optional	pass

Typecheck failures

None — all 10 programs passed typecheck on first attempt.

Tasks run

• (reused) OS environment variable scanner with defineTool + s.enum categories
• (reused) Sequential workflow subagent pipeline (collect→classify→aggregate)
• (reused) TOML config file key extractor with defineTool + repair
• (reused) CSV column statistics reporter with defineTool + s.optional
• (reused) Git worktree listing analyzer with steering + repair addons
• (reused) TypeScript type narrowing pattern detector with async defineTool
• (new) Git reflog entry summarizer with s.enum action classification
• (new) TypeScript export reporter with p.writeOutput
• (new) Parallel project health workflow with call.json + Promise.all
• (new) Markdown frontmatter multi-field extractor with steering + repair

Generated by Daily Rig Task Generator · sonnet46 127.2 AIC · ⌖ 9.24 AIC · ⊞ 6.8K · ◷