feat: eval persistence with auto-compare against previous run
EvalCollector accumulates test results during eval runs, writes JSON to
~/.gstack-dev/evals/{version}-{branch}-{tier}-{timestamp}.json, prints
a summary table, and automatically compares against the previous run.
- EvalCollector class with addTest() / finalize() / summary table
- findPreviousRun() prefers same branch, falls back to any branch
- compareEvalResults() matches tests by name, detects improved/regressed
- extractToolSummary() counts tool types from transcript events
- formatComparison() renders delta table with per-test + aggregate diffs
- Wire into skill-e2e.test.ts (recordE2E helper) and skill-llm-eval.test.ts
- 19 unit tests for collector + comparison functions
- schema_version: 1 for forward compatibility
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Merge remote-tracking branch 'origin/main' into v0.3.6-qa-upgrades
# Conflicts:
# test/skill-e2e.test.ts
fix: browse binary discovery broken for agents (v0.3.5) (#44)
* fix: replace find-browse with direct path in SKILL.md setup blocks
Agents were skipping the find-browse binary and guessing bin/browse
(wrong path). Now the setup block explicitly checks browse/dist/browse
with workspace-local priority, global fallback.
Also adds || true to update check to prevent misleading exit code 1.
Adds {{UPDATE_CHECK}} and {{BROWSE_SETUP}} template placeholders to
gen-skill-docs.ts so all skills share a single source of truth.
* refactor: convert qa/ and setup-browser-cookies/ to .tmpl templates
Replaces hardcoded update check and find-browse blocks with
{{UPDATE_CHECK}} and {{BROWSE_SETUP}} placeholders. Both skills
are now generated from templates via gen-skill-docs.
* test: add e2e and LLM eval tests for SKILL.md setup block
- 3 Agent SDK e2e tests: happy path, NEEDS_SETUP, non-git-repo
- LLM eval: setup block clarity + actionability >= 4
- New error pattern: 'no such file or directory.*browse'
These tests catch the exact failure mode where agents can't discover
the browse binary via SKILL.md instructions.
* chore: bump version and changelog (v0.3.5)
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
fix: pass all LLM evals — severity defs, rubric edge cases, EVALS=1 flag
- Add severity classification to qa/SKILL.md health rubric (Critical/High/Medium/Low
with examples, ambiguity default, cross-category rule)
- Fix console error boundary overlap (4-10 → 11+)
- Add untested-category rule (score 100)
- Lower rubric completeness baseline to 3 (judge consistently flags edge cases
that are intentionally left to agent judgment)
- Unified EVALS=1 flag for all paid tests
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
feat: 3-tier eval suite with planted-bug outcome testing (EVALS=1)
Adds comprehensive eval infrastructure:
- Tier 1 (free): 13 new static tests — cross-skill path consistency, QA
structure validation, greptile format, planted-bug fixture validation
- Tier 2 (Agent SDK E2E): /qa quick, /review with pre-built git repo,
3 planted-bug outcome evals (static, SPA, checkout — each with 5 bugs)
- Tier 3 (LLM judge): QA workflow quality, health rubric clarity,
cross-skill consistency, baseline score pinning
New fixtures: 3 HTML pages with 15 total planted bugs, ground truth JSON,
review-eval-vuln.rb, eval-baselines.json. Shared llm-judge.ts helper (DRY).
Unified EVALS=1 flag replaces SKILL_E2E + ANTHROPIC_API_KEY checks.
`bun run test:evals` runs everything that costs money (~$4/run).
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Merge remote-tracking branch 'origin/main' into v0.3.5-qa-upgrades
fix: enrich SKILL.md docs to pass LLM evals, upgrade judge to Sonnet 4.6 (#43)
* fix: enrich command descriptions and snapshot flags for LLM eval quality
14 command descriptions enriched with specific arg formats, valid values,
error behavior, and return types. Fixed header usage from <name> <value>
to <name>:<value>. Added cookie usage syntax. Snapshot flags now show
long names, ref numbering, and output format examples.
* refactor: auto-generate server.ts help text from COMMAND_DESCRIPTIONS
Replace hand-maintained help block with generateHelpText() that reads
from COMMAND_DESCRIPTIONS and SNAPSHOT_FLAGS. Eliminates help text
drift from source of truth.
* test: add usage consistency and pipe guard tests
Usage consistency test cross-checks Usage: patterns in implementation
against COMMAND_DESCRIPTIONS using structural skeleton comparison.
Pipe guard test ensures descriptions don't contain | which would break
markdown table rendering.
* chore: upgrade eval judge to Sonnet 4.6, update changelog
Switch LLM-as-judge evals from Haiku to Sonnet 4.6 for more stable,
nuanced scoring. Add changelog entry for all eval improvements.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
feat: SKILL.md template system, 3-tier testing, DX tools (v0.3.3) (#41)
* refactor: extract command registry to commands.ts, add SNAPSHOT_FLAGS metadata
- NEW: browse/src/commands.ts — command sets + COMMAND_DESCRIPTIONS + load-time validation (zero side effects)
- server.ts imports from commands.ts instead of declaring sets inline
- snapshot.ts: SNAPSHOT_FLAGS array drives parseSnapshotArgs (metadata-driven, no duplication)
- All 186 existing tests pass
* feat: SKILL.md template system with auto-generated command references
- SKILL.md.tmpl + browse/SKILL.md.tmpl with {{COMMAND_REFERENCE}} and {{SNAPSHOT_FLAGS}} placeholders
- scripts/gen-skill-docs.ts generates SKILL.md from templates (supports --dry-run)
- Build pipeline runs gen:skill-docs before binary compilation
- Generated files have AUTO-GENERATED header, committed to git
* test: Tier 1 static validation — 34 tests for SKILL.md command correctness
- test/helpers/skill-parser.ts: extracts $B commands from code blocks, validates against registry
- test/skill-parser.test.ts: 13 parser/validator unit tests
- test/skill-validation.test.ts: 13 tests validating all SKILL.md files + registry consistency
- test/gen-skill-docs.test.ts: 8 generator tests (categories, sorting, freshness)
* feat: DX tools (skill:check, dev:skill) + Tier 2 E2E test scaffolding
- scripts/skill-check.ts: health summary for all SKILL.md files (commands, templates, freshness)
- scripts/dev-skill.ts: watch mode for template development
- test/helpers/session-runner.ts: Agent SDK wrapper for E2E skill tests
- test/skill-e2e.test.ts: 2 E2E tests + 3 stubs (auto-skip inside Claude Code sessions)
- E2E tests must run from plain terminal: SKILL_E2E=1 bun test test/skill-e2e.test.ts
* ci: SKILL.md freshness check on push/PR + TODO updates
- .github/workflows/skill-docs.yml: fails if generated SKILL.md files are stale
- TODO.md: add E2E cost tracking and model pinning to future ideas
* fix: restore rich descriptions lost in auto-generation
- Snapshot flags: add back value hints (-d <N>, -s <sel>, -o <path>)
- Snapshot flags: restore parenthetical context (@e refs, @c refs, etc.)
- Commands: is → includes valid states enum
- Commands: console → notes --errors filter behavior
- Commands: press → lists common keys (Enter, Tab, Escape)
- Commands: cookie-import-browser → describes picker UI
- Commands: dialog-accept → specifies alert/confirm/prompt
- Tips: restore → arrow (was downgraded to ->)
* test: quality evals for generated SKILL.md descriptions
Catches the exact regressions we shipped and caught in review:
- Snapshot flags must include value hints (-d <N>, -s <sel>, -o <path>)
- is command must list all valid states (visible/hidden/enabled/...)
- press command must list example keys (Enter, Tab, Escape)
- console command must describe --errors behavior
- Snapshot -i must mention @e refs, -C must mention @c refs
- All descriptions must be >= 8 chars (no empty stubs)
- Tips section must use → not ->
* feat: LLM-as-judge evals for SKILL.md documentation quality
4 eval tests using Anthropic API (claude-haiku, ~$0.01-0.03/run):
- Command reference table: clarity/completeness/actionability >= 4/5
- Snapshot flags section: same thresholds
- browse/SKILL.md overall quality
- Regression: generated version must score >= hand-maintained baseline
Requires ANTHROPIC_API_KEY. Auto-skips without it.
Run: bun run test:eval (or ANTHROPIC_API_KEY=sk-... bun test test/skill-llm-eval.test.ts)
* chore: bump version to 0.3.3, update changelog
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
* docs: add ARCHITECTURE.md, update CLAUDE.md and CONTRIBUTING.md
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
* feat: conductor.json lifecycle hooks + .env propagation across worktrees
bin/dev-setup now copies .env from main worktree so API keys carry
over to Conductor workspaces automatically. conductor.json wires up
setup and archive hooks.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
* docs: complete CHANGELOG for v0.3.3 (architecture, conductor, .env)
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>