feat: add complete Docker setup for markdown editor

Create Docker configuration files and setup commands

#VERCEL_SKIP

Co-authored-by: Anders Lehmann Pier <3219386+AndersPier@users.noreply.github.com>

docker-compose.yml

@@ -0,0 +1,48 @@
+version: '3.8'
+
+services:
+  markdown-editor:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: markdown-editor-app
+    ports:
+      - "3000:3000"
+    environment:
+      - NODE_ENV=production
+      - NEXT_TELEMETRY_DISABLED=1
+    restart: unless-stopped
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:3000/api/health"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 40s
+    networks:
+      - markdown-editor-network
+
+  # Optional: Add a reverse proxy (nginx) for production
+  nginx:
+    image: nginx:alpine
+    container_name: markdown-editor-nginx
+    ports:
+      - "80:80"
+      - "443:443"
+    volumes:
+      - ./nginx.conf:/etc/nginx/nginx.conf:ro
+      - ./ssl:/etc/nginx/ssl:ro
+    depends_on:
+      - markdown-editor
+    restart: unless-stopped
+    networks:
+      - markdown-editor-network
+    profiles:
+      - production
+
+networks:
+  markdown-editor-network:
+    driver: bridge
+
+volumes:
+  markdown-editor-data:
+    driver: local