Add getUtc8ISOString() helper function to generate China Standard Time
timestamps instead of UTC. Applied to:
- Session ID generation (shortTimestamp)
- Diagnosis manifest timestamp
- Direct planning metadata timestamp
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
- Implemented the `docs-related-cli` command for context-aware documentation generation and update for changed modules using CLI execution with tool fallback.
- Introduced the `lite-fix` command for lightweight bug diagnosis and fix workflow, featuring intelligent severity assessment and optional hotfix mode for production incidents.