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/protocol/resolver.go

@@ -151,7 +151,7 @@ func (r *Resolver) UpdatePeerStatus(peerID peer.ID, status string) {
 	}
 }
 
-// Resolve resolves a bzzz:// URI to peer addresses
+// Resolve resolves a CHORUS:// URI to peer addresses
 func (r *Resolver) Resolve(ctx context.Context, uri *BzzzURI, strategy ...ResolutionStrategy) (*ResolutionResult, error) {
 	if uri == nil {
 		return nil, fmt.Errorf("nil URI")
@@ -181,7 +181,7 @@ func (r *Resolver) Resolve(ctx context.Context, uri *BzzzURI, strategy ...Resolu
 	return result, nil
 }
 
-// ResolveString resolves a bzzz:// URI string to peer addresses  
+// ResolveString resolves a CHORUS:// URI string to peer addresses  
 func (r *Resolver) ResolveString(ctx context.Context, uriStr string, strategy ...ResolutionStrategy) (*ResolutionResult, error) {
 	uri, err := ParseBzzzURI(uriStr)
 	if err != nil {