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/go.uber.org/dig/Makefile

@@ -0,0 +1,67 @@
+export GOBIN ?= $(shell pwd)/bin
+
+GOLINT = $(GOBIN)/golint
+STATICCHECK = $(GOBIN)/staticcheck
+
+BENCH_FLAGS ?= -cpuprofile=cpu.pprof -memprofile=mem.pprof -benchmem
+
+GO_FILES = $(shell \
+	find . '(' -path '*/.*' -o -path './vendor' ')' -prune \
+	-o -name '*.go' -print | cut -b3-)
+
+MODULES = . ./tools
+
+.PHONY: all
+all: build lint test
+
+.PHONY: build
+build:
+	go build ./...
+
+.PHONY: install
+install:
+	$(foreach dir,$(MODULES),( \
+		cd $(dir) && \
+		go mod download) && \
+	) true
+
+.PHONY: lint
+lint: $(GOLINT) $(STATICCHECK)
+	@rm -rf lint.log
+	@echo "Checking formatting..."
+	@gofmt -d -s $(GO_FILES) 2>&1 | tee lint.log
+	@echo "Checking vet..."
+	@go vet ./... 2>&1 | tee -a lint.log
+	@echo "Checking lint..."
+	@$(GOLINT) ./... 2>&1 | tee -a lint.log
+	@echo "Checking staticcheck..."
+	@$(STATICCHECK) ./... 2>&1 | tee -a lint.log
+	@echo "Checking for unresolved FIXMEs..."
+	@git grep -i fixme | grep -v -e Makefile | tee -a lint.log
+	@echo "Checking for license headers..."
+	@./check_license.sh | tee -a lint.log
+	@[ ! -s lint.log ]
+
+$(GOLINT): tools/go.mod
+	cd tools && go install golang.org/x/lint/golint
+
+$(STATICCHECK): tools/go.mod
+	cd tools && go install honnef.co/go/tools/cmd/staticcheck
+
+.PHONY: test
+test:
+	go test -race ./...
+
+.PHONY: cover
+cover:
+	go test -race -coverprofile=cover.out -coverpkg=./... ./...
+	go tool cover -html=cover.out -o cover.html
+
+.PHONY: bench
+BENCH ?= .
+bench:
+	go list ./... | xargs -n1 go test -bench=$(BENCH) -run="^$$" $(BENCH_FLAGS)
+
+.PHONY: tidy
+tidy:
+	$(foreach dir,$(MODULES),(cd $(dir) && go mod tidy) &&) true