Makefile for DevOps Automation

# Makefile
.PHONY: help build test deploy clean logs

APP_NAME := webapp
DOCKER_IMAGE := $(APP_NAME):latest
DOCKER_REGISTRY := ghcr.io/myorg

help: ## Show available targets
	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | \
	  awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-20s\033[0m %s\n", $$1, $$2}'

install: ## Install dependencies
	npm ci

lint: ## Run linter
	npm run lint

test: ## Run tests with coverage
	npm test -- --coverage

build: ## Build Docker image
	docker build -t $(DOCKER_IMAGE) .
	echo "Built $(DOCKER_IMAGE)"

push: build ## Push image to registry
	docker tag $(DOCKER_IMAGE) $(DOCKER_REGISTRY)/$(DOCKER_IMAGE)
	docker push $(DOCKER_REGISTRY)/$(DOCKER_IMAGE)

dev: ## Start development environment
	docker-compose -f docker-compose.dev.yml up -d

down: ## Stop all containers
	docker-compose down -v

logs: ## Tail application logs
	docker-compose logs -f --tail=100 app

db-shell: ## Open database shell
	docker-compose exec db psql -U appuser appdb

clean: ## Remove build artifacts and containers
	docker-compose down -v --rmi local
	rm -rf dist/ node_modules/.cache coverage/

deploy-staging: push ## Deploy to staging
	ssh staging-web 'cd /opt/app && docker pull $(DOCKER_REGISTRY)/$(DOCKER_IMAGE) && docker-compose up -d'

deploy-prod: push ## Deploy to production (requires confirmation)
	@read -p "Deploy to PRODUCTION? [y/N] " confirm && [[ $$confirm == y ]] || exit 1
	ssh prod-web 'cd /opt/app && docker pull $(DOCKER_REGISTRY)/$(DOCKER_IMAGE) && docker-compose up -d'