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/google.golang.org/protobuf/internal/pragma/pragma.go

@@ -0,0 +1,29 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package pragma provides types that can be embedded into a struct to
+// statically enforce or prevent certain language properties.
+package pragma
+
+import "sync"
+
+// NoUnkeyedLiterals can be embedded in a struct to prevent unkeyed literals.
+type NoUnkeyedLiterals struct{}
+
+// DoNotImplement can be embedded in an interface to prevent trivial
+// implementations of the interface.
+//
+// This is useful to prevent unauthorized implementations of an interface
+// so that it can be extended in the future for any protobuf language changes.
+type DoNotImplement interface{ ProtoInternal(DoNotImplement) }
+
+// DoNotCompare can be embedded in a struct to prevent comparability.
+type DoNotCompare [0]func()
+
+// DoNotCopy can be embedded in a struct to help prevent shallow copies.
+// This does not rely on a Go language feature, but rather a special case
+// within the vet checker.
+//
+// See https://golang.org/issues/8005.
+type DoNotCopy [0]sync.Mutex