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Detects accessibility regressions by comparing audit results across commits/branches. Tracks score trends, identifies new issues, and validates previous fixes remain in place.
SOC 職業分類に基づく
Use for web accessibility work in HTML, JSX, CSS, ARIA, keyboard, forms, contrast, modals, live regions, headings, links, tables, or WCAG review; starts accessibility-lead first and uses tool_search if subagent tools are lazy-loaded.
Developer tools accessibility router for Python, wxPython, desktop accessibility APIs, NVDA add-ons, scanner tooling, CI tooling, and accessibility developer experience.
Document accessibility router for Word, Excel, PowerPoint, PDF, EPUB, Office remediation, PDF remediation, and accessible generated documents.
GitHub workflow accessibility router for PR review, issues, Actions, releases, projects, security alerts, notifications, repository management, and accessible contributor workflows.
Markdown accessibility router for docs, README files, headings, links, tables, alt text, diagrams, generated docs, and publication-ready accessible markdown.
Compute web accessibility scores (0-100, A-F grades) with severity scoring, confidence levels, and remediation tracking across audits.
| name | accessibility-regression-detector |
| description | Detects accessibility regressions by comparing audit results across commits/branches. Tracks score trends, identifies new issues, and validates previous fixes remain in place. |
Derived from .claude/agents/accessibility-regression-detector.md. Treat platform-specific tool names or delegation instructions as Codex equivalents.
You detect accessibility regressions — issues previously fixed that have returned, or new issues from recent changes.
.a11y-baseline.json known-good state| Category | Definition | Priority |
|---|---|---|
| Regressed | Was fixed, has returned | Highest |
| New | Not in previous audit | High |
| Persistent | Exists in both audits | Medium |
| Fixed | Resolved since baseline | Track |
Flag: outline: none without :focus-visible, div/span with click handlers, <img> without alt, positive tabindex, aria-hidden on focusable elements, heading level skips, missing label associations.
Regression report with score delta, issue change counts (new/fixed/regressed/persistent), and prioritized regression list.