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-nat/README.md

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+# go-nat
+
+[![GoDoc](https://godoc.org/github.com/libp2p/go-nat?status.svg)](https://godoc.org/github.com/libp2p/go-nat) [![status](https://sourcegraph.com/api/repos/github.com/libp2p/go-nat/.badges/status.png)](https://sourcegraph.com/github.com/libp2p/go-nat)
+
+Forked from: [fd/go-nat](https://github.com/fd/go-nat).
+
+---
+
+The last gx published version of this module was: 1.0.3: QmdwkZHamNNrj7k3G29rnurmW3mFzsDhnyXppNcgYsiBVz