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>

vendor/github.com/libp2p/go-libp2p-kad-dht/protocol.go

@@ -0,0 +1,12 @@
+package dht
+
+import (
+	"github.com/libp2p/go-libp2p/core/protocol"
+)
+
+var (
+	// ProtocolDHT is the default DHT protocol.
+	ProtocolDHT protocol.ID = "/ipfs/kad/1.0.0"
+	// DefaultProtocols spoken by the DHT.
+	DefaultProtocols = []protocol.ID{ProtocolDHT}
+)