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/health/enhanced_health_checks.go

@@ -7,12 +7,12 @@ import (
 	"sync"
 	"time"
 
-	"chorus.services/bzzz/pkg/dht"
-	"chorus.services/bzzz/pkg/election"
-	"chorus.services/bzzz/pubsub"
+	"chorus/pkg/dht"
+	"chorus/pkg/election"
+	"chorus/pubsub"
 )
 
-// EnhancedHealthChecks provides comprehensive health monitoring for BZZZ infrastructure
+// EnhancedHealthChecks provides comprehensive health monitoring for CHORUS infrastructure
 type EnhancedHealthChecks struct {
 	mu           sync.RWMutex
 	manager      *Manager
@@ -211,7 +211,7 @@ func (ehc *EnhancedHealthChecks) createEnhancedPubSubCheck() *HealthCheck {
 			
 			// Generate unique test data
 			testID := fmt.Sprintf("health-test-%d", time.Now().UnixNano())
-			testTopic := "bzzz/health/enhanced/v1"
+			testTopic := "CHORUS/health/enhanced/v1"
 			
 			testData := map[string]interface{}{
 				"test_id":    testID,