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+# Contact Scrape Makefile
+
+.PHONY: build run clean install dev test help
+
+# Variables
+BINARY_NAME=contact-scrape
+BUILD_DIR=build
+PORT=8080
+
+help: ## Show this help message
+	@echo "Available commands:"
+	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make \033[36m<target>\033[0m\n"} /^[a-zA-Z_-]+:.*?##/ { printf "  \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
+
+##@ Development
+dev: ## Run the application in development mode
+	@echo "Starting development server..."
+	@go run .
+
+run: build ## Build and run the application
+	@echo "Starting $(BINARY_NAME)..."
+	@./$(BUILD_DIR)/$(BINARY_NAME)
+
+test: ## Run tests
+	@echo "Running tests..."
+	@go test -v ./...
+
+##@ Build
+build: ## Build the application
+	@echo "Building $(BINARY_NAME)..."
+	@mkdir -p $(BUILD_DIR)
+	@go build -o $(BUILD_DIR)/$(BINARY_NAME) .
+	@echo "Binary built: $(BUILD_DIR)/$(BINARY_NAME)"
+
+build-linux: ## Build for Linux (useful for deployment)
+	@echo "Building $(BINARY_NAME) for Linux..."
+	@mkdir -p $(BUILD_DIR)
+	@GOOS=linux GOARCH=amd64 go build -o $(BUILD_DIR)/$(BINARY_NAME)-linux .
+	@echo "Linux binary built: $(BUILD_DIR)/$(BINARY_NAME)-linux"
+
+##@ Dependencies
+deps: ## Download dependencies
+	@echo "Downloading dependencies..."
+	@go mod download
+	@go mod tidy
+
+##@ Deployment
+install: build ## Install the service (requires sudo)
+	@echo "Installing contact-scrape service..."
+	@sudo mkdir -p /opt/contact-scrape
+	@sudo cp $(BUILD_DIR)/$(BINARY_NAME) /opt/contact-scrape/
+	@sudo cp index.html /opt/contact-scrape/
+	@sudo mkdir -p /opt/contact-scrape/data
+	@sudo chown -R www-data:www-data /opt/contact-scrape
+	@sudo cp contact-scrape.service /etc/systemd/system/
+	@sudo systemctl daemon-reload
+	@sudo systemctl enable contact-scrape
+	@echo "Service installed. Start with: sudo systemctl start contact-scrape"
+
+uninstall: ## Uninstall the service (requires sudo)
+	@echo "Uninstalling contact-scrape service..."
+	@sudo systemctl stop contact-scrape 2>/dev/null || true
+	@sudo systemctl disable contact-scrape 2>/dev/null || true
+	@sudo rm -f /etc/systemd/system/contact-scrape.service
+	@sudo systemctl daemon-reload
+	@sudo rm -rf /opt/contact-scrape
+	@echo "Service uninstalled."
+
+status: ## Check service status
+	@sudo systemctl status contact-scrape
+
+start: ## Start the service
+	@sudo systemctl start contact-scrape
+
+stop: ## Stop the service
+	@sudo systemctl stop contact-scrape
+
+restart: ## Restart the service
+	@sudo systemctl restart contact-scrape
+
+logs: ## View service logs
+	@sudo journalctl -u contact-scrape -f
+
+##@ File Management
+upload-xlsx: ## Upload contacts.xlsx to server (set SERVER variable)
+	@if [ -z "$(SERVER)" ]; then echo "Usage: make upload-xlsx SERVER=user@hostname"; exit 1; fi
+	@echo "Uploading contacts.xlsx to $(SERVER)..."
+	@scp contacts.xlsx $(SERVER):/opt/contact-scrape/
+	@ssh $(SERVER) "sudo chown www-data:www-data /opt/contact-scrape/contacts.xlsx"
+	@ssh $(SERVER) "sudo systemctl restart contact-scrape"
+	@echo "File uploaded and service restarted."
+
+##@ Monitoring
+monitor: ## Monitor the service with file watching
+	@echo "Monitoring contacts.xlsx for changes..."
+	@while true; do \
+		inotifywait -e modify contacts.xlsx 2>/dev/null && \
+		echo "File changed, reloading..." && \
+		curl -X POST http://localhost:$(PORT)/kontakt/reload; \
+		sleep 1; \
+	done
+
+##@ Utilities
+clean: ## Clean build artifacts
+	@echo "Cleaning build artifacts..."
+	@rm -rf $(BUILD_DIR)
+	@rm -f data/contacts.json
+
+setup-dirs: ## Create necessary directories
+	@mkdir -p data
+	@mkdir -p $(BUILD_DIR)
+
+check-file: ## Check if contacts.xlsx exists and show info
+	@if [ -f "contacts.xlsx" ]; then \
+		echo "✓ contacts.xlsx found"; \
+		ls -lh contacts.xlsx; \
+	else \
+		echo "✗ contacts.xlsx not found"; \
+		echo "Please place your Excel file in the current directory"; \
+	fi
+
+##@ Docker (Optional)
+docker-build: ## Build Docker image
+	@echo "Building Docker image..."
+	@docker build -t contact-scrape .
+
+docker-run: ## Run in Docker container
+	@echo "Running Docker container..."
+	@docker run -p $(PORT):$(PORT) -v $(PWD)/contacts.xlsx:/app/contacts.xlsx -v $(PWD)/data:/app/data contact-scrape
+
+##@ Information
+info: ## Show application information
+	@echo "Contact Scrape Application"
+	@echo "========================="
+	@echo "Port: $(PORT)"
+	@echo "Binary: $(BINARY_NAME)"
+	@echo "Build dir: $(BUILD_DIR)"
+	@echo ""
+	@echo "Endpoints:"
+	@echo "  http://localhost:$(PORT)/kontakt         - Web interface"
+	@echo "  http://localhost:$(PORT)/kontakt/contacts - JSON API"
+	@echo "  http://localhost:$(PORT)/kontakt/reload   - Reload data (POST)"
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