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/blevesearch/bleve/v2/SECURITY.md

@@ -0,0 +1,16 @@
+# Security Policy
+
+## Supported Versions
+
+We support the latest release (for example, bleve v2.5.x).
+
+## Reporting a Vulnerability
+
+All security issues for this project should be reported via email to [security@couchbase.com](mailto:security@couchbase.com) and [fts-team@couchbase.com](mailto:fts-team@couchbase.com).
+
+This mail will be delivered to the owners of this project.
+
+- To ensure your report is NOT marked as spam, please include the word "security/vulnerability" along with the project name (blevesearch/bleve) in the subject of the email.
+- Please be as descriptive as possible while explaining the issue, and a testcase highlighting the issue is always welcome.
+
+Your email will be acknowledged at the soonest possible.