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>

pkg/slurp/intelligence/doc.go

@@ -47,7 +47,7 @@
 //	fmt.Printf("Role insights: %v\n", insights)
 //
 // Leadership Integration:
-// This package is designed to be used primarily by the elected BZZZ leader node,
+// This package is designed to be used primarily by the elected CHORUS leader node,
 // which has the responsibility for context generation across the cluster. The
 // intelligence engine coordinates with the leader election system to ensure
 // only authorized nodes perform context generation operations.