chore(makefile): add parity targets and seeding

Makefile

@@ -14,7 +14,12 @@ DOCKER_IMAGE ?= $(APP_NAME):latest
 
 export
 
-.PHONY: help install clean dev build test docker-build docker-buildx docker-run docker-clean info couchdb-up couchdb-down
+.PHONY: help install clean \
+	dev preview build \
+	test test-watch test-coverage test-fast test-services test-integration \
+	lint lint-fix format format-check type-check \
+	docker-build docker-buildx docker-run docker-clean \
+	seed couchdb-up couchdb-down info
 
 # Default target
 .DEFAULT_GOAL := help
@@ -53,6 +58,10 @@ dev: ## Start development server
 	@echo "Starting $(APP_NAME) development server..."
 	@bun run dev
 
+preview: ## Serve production build locally
+	@echo "Starting $(APP_NAME) preview server..."
+	@bun run preview
+
 build: ## Build the application
 	@echo "Building $(APP_NAME) application..."
 	@bun run build
@@ -67,6 +76,44 @@ test-watch: ## Run unit tests in watch mode
 	@echo "Running $(APP_NAME) tests in watch mode..."
 	@bun run test:watch
 
+test-coverage: ## Run tests with coverage report
+	@echo "Running $(APP_NAME) tests with coverage..."
+	@bun run test:coverage
+
+test-fast: ## Run fast unit test subset
+	@echo "Running fast unit test subset..."
+	@bun run test:fast
+
+test-services: ## Run service layer tests only
+	@echo "Running service layer tests..."
+	@bun run test:services
+
+test-integration: ## Run integration tests
+	@echo "Running integration tests..."
+	@bun run test:integration
+
+##@ Quality
+
+lint: ## Run ESLint
+	@echo "Linting $(APP_NAME)..."
+	@bun run lint
+
+lint-fix: ## Run ESLint with autofix
+	@echo "Linting $(APP_NAME) with auto-fix..."
+	@bun run lint:fix
+
+format: ## Format code with Prettier
+	@echo "Formatting $(APP_NAME) code..."
+	@bun run format
+
+format-check: ## Check code formatting without writing changes
+	@echo "Checking $(APP_NAME) formatting..."
+	@bun run format:check
+
+type-check: ## Run TypeScript type checking
+	@echo "Type-checking $(APP_NAME)..."
+	@bun run type-check
+
 ##@ Docker
 
 docker-build: ## Build Docker image for local development
@@ -102,6 +149,12 @@ docker-clean: ## Clean Docker resources and containers
 	@docker image prune -f 2>/dev/null || true
 	@docker container prune -f 2>/dev/null || true
 
+##@ Database
+
+seed: ## Seed default admin user into CouchDB
+	@echo "Seeding default admin account..."
+	@bun run seed
+
 ##@ Test Services
 
 couchdb-up: ## Start local CouchDB for integration tests