* docs: fix broken documentation links in README and i18n
- Fix auto-combo.md → AUTO-COMBO.md case mismatch in README and all 32 i18n READMEs
- Add missing docs/features/context-relay.md English source (copied from i18n)
- Allowlist docs/features/ in .gitignore so the new file is tracked
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
* docs: add language switcher to context-relay.md English source
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
