- lint.yml: add notify-failure Matrix alert job; add Tag deployed commit
step (main branch only) with deploy-YYYY.MM.DD-N tagging via Gitea API;
add permissions: contents: write to deploy job
- security.yml: new workflow running semgrep with p/php and p/owasp-top-ten
configs on push, PR, and weekly schedule
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>