v3.14.0 - Refactoring & Reliability Improvements

Major Changes:
- Extract types to bot.types.ts for better code organization
- Create modular command system with command-registry.ts
- Move 10+ commands to src/bot/commands/ directory
- Add math utilities (csv-analyzer, graph-engine, math-engine)
- Add unit tests for text-formatting

Bug Fixes:
- Increase daemon startup timeout from 30s to 60s for cold starts
- Add progress logging during daemon startup
- Fix auto-start reliability on container restart

Cleanup:
- Delete unused signal-bot.ts (replaced by signal-bot-v2.ts)
- Add CHORE_ROADMAP.md for technical debt tracking
- Add scripts for dice game cleanup