release: sync dev → main — a11y-audit, /seo-auditor, /plugin-audit, 28 plugins (#380)

* fix: add missing plugin.json files and restore trailing newlines

- Add plugin.json for review-fix-a11y skill
- Add plugin.json for free-llm-api skill
- Restore POSIX-compliant trailing newlines in JSON index files

* feat(engineering): add review-fix-a11y skill (WCAG 2.2 a11y audit + fix) (#375)

Adds review-fix-a11y (WCAG 2.2 a11y audit + fix) and free-llm-api skills.

Includes:
- review-fix-a11y: WCAG 2.2 audit workflow, a11y_audit.py scanner, contrast_checker.py
- free-llm-api: ChatAnywhere, Groq, Cerebras, OpenRouter, llm-mux, One API setup
- secret_scanner.py upgrade with secrets-patterns-db integration (1,600+ patterns)

Co-authored-by: ivanopenclaw223-alt <ivanopenclaw223-alt@users.noreply.github.com>

* chore: sync codex skills symlinks [automated]

* Revert "feat(engineering): add review-fix-a11y skill (WCAG 2.2 a11y audit + fix) (#375)"

This reverts commit 49c9f2109f.

* chore: sync codex skills symlinks [automated]

* Revert "feat(engineering): add review-fix-a11y skill (WCAG 2.2 a11y audit + fix) (#375)"

This reverts commit 49c9f2109f.

* feat(engineering-team): add a11y-audit skill — WCAG 2.2 accessibility audit & fix (#376)

Built from scratch (replaces reverted PR #375 contribution).

Skill package:
- SKILL.md: 1132 lines, 3-phase workflow (scan → fix → verify),
  per-framework fix patterns (React, Next.js, Vue, Angular, Svelte, HTML),
  CI/CD integration guide, 20+ issue type coverage
- scripts/a11y_scanner.py: static scanner detecting 20+ violation types
  across HTML/JSX/TSX/Vue/Svelte/CSS — severity-ranked, CI-friendly exit codes
- scripts/contrast_checker.py: WCAG contrast calculator with AA/AAA checks,
  --suggest mode, --batch CSS scanning, named color support
- references/wcag-quick-ref.md: WCAG 2.2 Level A/AA criteria table
- references/aria-patterns.md: ARIA roles, live regions, keyboard interaction
- references/framework-a11y-patterns.md: React, Vue, Angular, Svelte fix patterns
- assets/sample-component.tsx: sample file with intentional violations
- expected_outputs/: scan report, contrast output, JSON output samples
- /a11y-audit slash command, settings.json, plugin.json, README.md

Validation: 97.6/100 (EXCELLENT), quality 73.9/100 (B-), scripts 2/2 PASS

Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

* chore: sync codex skills symlinks [automated]

* docs: sync counts across all docs — 205 skills, 268 tools, 19 commands, 22 plugins

Update CLAUDE.md, README.md, docs/index.md, docs/getting-started.md,
mkdocs.yml, marketplace.json with consistent counts. Sync Gemini CLI
index with new skills (code-to-prd, plugin-audit).

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

* feat(marketplace): add 6 missing standalone plugins — total 22→28

Added to marketplace:
- a11y-audit (WCAG 2.2 accessibility audit)
- executive-mentor (adversarial thinking partner)
- docker-development (Dockerfile, compose, multi-stage)
- helm-chart-builder (Helm chart scaffolding)
- terraform-patterns (IaC module design)
- research-summarizer (structured research synthesis)

Also fixed version 1.0.0 → 2.1.2 on 4 plugin.json files
(executive-mentor, docker-development, helm-chart-builder, research-summarizer)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

* feat(commands): add /seo-auditor — 7-phase SEO audit pipeline for documentation

- 7 phases: discovery → meta tags → content quality → keywords → links → sitemap → report
- Integrates 8 marketing-skill scripts: seo_checker, content_scorer,
  humanizer_scorer, headline_scorer, seo_optimizer, sitemap_analyzer,
  schema_validator, topic_cluster_mapper
- References 6 SEO knowledge bases for audit framework, AI search,
  content optimization, URL design, internal linking, AI detection
- Auto-fixes: generic titles, missing descriptions, broken links, orphan pages
- Preserves high-ranking pages — only fixes critical issues on those
- Registered in both commands/ (distributable) and .claude/commands/ (local)

Also: sync all doc counts — 28 plugins, 26 eng-core skills, 21 commands

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

* fix(seo): fix multi-line YAML description parser, add 2 orphan pages to nav

- generate-docs.py: extract_description_from_frontmatter() now handles
  multi-line YAML block scalars (|, >, indented continuation) — fixes
  14 pages that had 56-65 char truncated descriptions
- mkdocs.yml: add epic-design and research-summarizer to nav (orphan pages)
- Regenerated 251 pages, rebuilt sitemap (278 URLs)
- SEO audit: 0 broken links, 17→3 short descriptions, 278/278 pages
  have "Claude Code Skills" in <title>

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Leo <leo@openclaw.ai>
Co-authored-by: ivanopenclaw223-alt <ivanopenclaw223@gmail.com>
Co-authored-by: ivanopenclaw223-alt <ivanopenclaw223-alt@users.noreply.github.com>
Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

mkdocs.yml

@@ -120,6 +120,7 @@ nav:
     - Overview: skills/index.md
     - Engineering - Core:
       - Overview: skills/engineering-team/index.md
+      - "A11y Audit": skills/engineering-team/a11y-audit.md
       - "AWS Solution Architect": skills/engineering-team/aws-solution-architect.md
       - "Code Reviewer": skills/engineering-team/code-reviewer.md
       - "Email Template Builder": skills/engineering-team/email-template-builder.md
@@ -160,6 +161,7 @@ nav:
       - "Stripe Integration Expert": skills/engineering-team/stripe-integration-expert.md
       - "TDD Guide": skills/engineering-team/tdd-guide.md
       - "Tech Stack Evaluator": skills/engineering-team/tech-stack-evaluator.md
+      - "Epic Design": skills/engineering-team/epic-design.md
     - Engineering - POWERFUL:
       - Overview: skills/engineering/index.md
       - "Autoresearch Agent": skills/engineering/autoresearch-agent.md
@@ -216,6 +218,7 @@ nav:
       - "Product Discovery": skills/product-team/product-discovery.md
       - "Product Manager Toolkit": skills/product-team/product-manager-toolkit.md
       - "Product Strategist": skills/product-team/product-strategist.md
+      - "Research Summarizer": skills/product-team/research-summarizer.md
       - "Roadmap Communicator": skills/product-team/roadmap-communicator.md
       - "SaaS Scaffolder": skills/product-team/saas-scaffolder.md
       - "UI Design System": skills/product-team/ui-design-system.md
@@ -364,6 +367,7 @@ nav:
     - "CS UX Researcher": agents/cs-ux-researcher.md
   - Commands:
     - Overview: commands/index.md
+    - "/a11y-audit": commands/a11y-audit.md
     - "/changelog": commands/changelog.md
     - "/code-to-prd": commands/code-to-prd.md
     - "/competitive-matrix": commands/competitive-matrix.md
@@ -376,6 +380,7 @@ nav:
     - "/project-health": commands/project-health.md
     - "/retro": commands/retro.md
     - "/rice": commands/rice.md
+    - "/seo-auditor": commands/seo-auditor.md
     - "/saas-health": commands/saas-health.md
     - "/sprint-health": commands/sprint-health.md
     - "/sprint-plan": commands/sprint-plan.md