feat: add Docker configuration for API and production stack

.dockerignore

@@ -0,0 +1,17 @@
+node_modules
+dist
+.git
+.github
+coverage
+
+docker
+docs
+test
+
+.env*
+tools
+jest.config.ts
+Taskfile.yml
+
+*.md
+!README.md

Dockerfile

@@ -0,0 +1,79 @@
+# syntax=docker/dockerfile:1
+
+ARG NODE_IMAGE=node:20-alpine
+
+# -----------------------------
+# Stage 1 — Install dependencies
+# -----------------------------
+FROM ${NODE_IMAGE} AS deps
+
+RUN corepack enable pnpm
+
+WORKDIR /app
+
+COPY package.json pnpm-lock.yaml ./
+
+RUN pnpm install --frozen-lockfile
+
+
+# -----------------------------
+# Stage 2 — Build application
+# -----------------------------
+FROM ${NODE_IMAGE} AS builder
+
+RUN corepack enable pnpm
+
+WORKDIR /app
+
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+
+RUN pnpm build
+
+
+# -----------------------------
+# Stage 3 — Production deps only
+# -----------------------------
+FROM ${NODE_IMAGE} AS prod-deps
+
+RUN corepack enable pnpm
+
+WORKDIR /app
+
+COPY package.json pnpm-lock.yaml ./
+
+RUN pnpm install --prod --frozen-lockfile
+
+
+# -----------------------------
+# Stage 4 — Production runtime
+# -----------------------------
+FROM ${NODE_IMAGE} AS production
+
+ENV NODE_ENV=production
+ENV PORT=3000
+
+WORKDIR /app
+
+# production dependencies
+COPY --chown=node:node --from=prod-deps /app/node_modules ./node_modules
+
+# compiled application
+COPY --chown=node:node --from=builder /app/dist ./dist
+
+# migrations (needed for runtime migrations if used)
+COPY --chown=node:node --from=builder /app/migrations ./migrations
+
+# optional runtime metadata
+COPY --chown=node:node package.json ./
+
+EXPOSE ${PORT}
+
+# healthcheck using your /health endpoint
+HEALTHCHECK --interval=30s --timeout=5s --start-period=10s \
+  CMD wget -qO- http://localhost:${PORT}/health || exit 1
+
+# run as non-root user
+USER node
+
+CMD ["node", "dist/main.js"]

docker/docker-compose.dev.yml

@@ -1,7 +1,6 @@
 services:
   postgres:
     image: postgres:16
-    container_name: reservation-dev-postgres
     restart: unless-stopped
     environment:
       POSTGRES_DB: reservation_db

docker/docker-compose.prod.yml

@@ -1,13 +1,45 @@
 services:
+
   postgres:
     image: postgres:16
-    container_name: reservation-prod-postgres
+    restart: unless-stopped
     environment:
       POSTGRES_DB: reservation_db
       POSTGRES_USER: reservation_app
       POSTGRES_PASSWORD: ${DATABASE_PASSWORD}
     volumes:
       - postgres_prod_data:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U reservation_app -d reservation_db"]
+      interval: 5s
+      timeout: 5s
+      retries: 5
+
+  migrate:
+    image: reservation-api
+    container_name: reservation-prod-migrate
+    depends_on:
+      postgres:
+        condition: service_healthy
+    environment:
+      DATABASE_URL: postgres://reservation_app:${DATABASE_PASSWORD}@postgres:5432/reservation_db
+    command: ["node", "dist/tools/migrate.js"]
+    restart: "no"
+
+  api:
+    image: reservation-api
+    container_name: reservation-prod-api
+    depends_on:
+      postgres:
+        condition: service_healthy
+      migrate:
+        condition: service_completed_successfully
+    environment:
+      NODE_ENV: production
+      DATABASE_URL: postgres://reservation_app:${DATABASE_PASSWORD}@postgres:5432/reservation_db
+    ports:
+      - "3000:3000"
+    restart: unless-stopped
 
 volumes:
   postgres_prod_data:

docker/docker-compose.test.yml

@@ -1,7 +1,6 @@
 services:
   postgres_test:
     image: postgres:16
-    container_name: barber_test_db
     restart: no
     environment:
       POSTGRES_DB: barber_test