Integrate BACKBEAT SDK and resolve KACHING license validation

Major integrations and fixes:
- Added BACKBEAT SDK integration for P2P operation timing
- Implemented beat-aware status tracking for distributed operations
- Added Docker secrets support for secure license management
- Resolved KACHING license validation via HTTPS/TLS
- Updated docker-compose configuration for clean stack deployment
- Disabled rollback policies to prevent deployment failures
- Added license credential storage (CHORUS-DEV-MULTI-001)

Technical improvements:
- BACKBEAT P2P operation tracking with phase management
- Enhanced configuration system with file-based secrets
- Improved error handling for license validation
- Clean separation of KACHING and CHORUS deployment stacks

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

README.md

@@ -1,6 +1,6 @@
 # CHORUS - Container-First P2P Task Coordination System
 
-CHORUS is a next-generation P2P task coordination and collaborative AI system designed from the ground up for containerized deployments. It takes the best lessons learned from BZZZ and reimagines them for Docker Swarm, Kubernetes, and modern container orchestration platforms.
+CHORUS is a next-generation P2P task coordination and collaborative AI system designed from the ground up for containerized deployments. It takes the best lessons learned from CHORUS and reimagines them for Docker Swarm, Kubernetes, and modern container orchestration platforms.
 
 ## Vision
 
@@ -73,9 +73,9 @@ CHORUS_LICENSE_EMAIL=your-email@example.com
 
 **No license = No operation.** CHORUS will not start without valid licensing.
 
-## Differences from BZZZ
+## Differences from CHORUS
 
-| Aspect | BZZZ | CHORUS |
+| Aspect | CHORUS | CHORUS |
 |--------|------|--------|
 | Deployment | systemd service (1 per host) | Container (N per cluster) |
 | Configuration | Web UI setup | Environment variables |