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/multiformats/go-base36/README.md

@@ -0,0 +1,22 @@
+multiformats/go-base36
+=======================
+
+> Simple base36 codec
+
+This is an optimized codec for []byte <=> base36 string conversion
+
+## Documentation
+
+https://pkg.go.dev/github.com/multiformats/go-base36
+
+## Lead Maintainer
+
+[Steven Allen](https://github.com/stebalien)
+
+## Contributing
+
+Contributions are welcome! This repository is related to the IPFS project and therefore governed by our [contributing guidelines](https://github.com/ipfs/community/blob/master/CONTRIBUTING.md).
+
+## License
+
+[SPDX-License-Identifier: Apache-2.0 OR MIT](LICENSE.md)