tiennm99 976a2594b7 fix: security and robustness improvements, add project docs ...

- Hash inputs in timingSafeEqual to prevent length leak side-channel
- Add quote escaping to escapeHtml for defense in depth
- Normalize chatId to Number in parseKvKey for type consistency
- Log Retry-After header on 429 rate limit responses
- Slim README to focused overview, move details to docs/
- Add docs/: system-architecture, setup-guide, feature-decisions
- Add documentation section and README guidelines to CLAUDE.md

2026-04-09 09:27:45 +07:00

..

feature-decisions.md

fix: security and robustness improvements, add project docs

2026-04-09 09:27:45 +07:00

setup-guide.md

fix: security and robustness improvements, add project docs

2026-04-09 09:27:45 +07:00

system-architecture.md

fix: security and robustness improvements, add project docs

2026-04-09 09:27:45 +07:00