v8.13.0

What's Changed

• feat(projects): add projects page with backoff-util card
• chore(deps): update Node.js 26.7.0 and dependencies
• chore(lint): migrate from ESLint to oxlint
• chore(format): migrate from Prettier to oxfmt
• test(e2e): add Playwright smoke tests and CI job
• docs(security): add SECURITY.md
• ci: add Docker image build test to PR workflow
• chore: add CODEOWNERS and opencode config with HOTL permissions

Full Changelog: v8.12.0...v8.13.0