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Docker/My docker-compose-template.yml

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+version: "3.9"
+
+# Common defaults for all services - use with: <<: *default-service
+x-common: &default-service
+  restart: unless-stopped
+  env_file:
+    - .env
+  networks:
+    - home_network
+  logging:
+    driver: "json-file"
+    options:
+      max-size: "10m"
+      max-file: "3"
+
+services:
+  my-service:
+    # Inherit common defaults
+    <<: *default-service
+    
+    # Use specific image version tag, never :latest
+    image: example/app:1.2.3
+    
+    # Environment Management
+    environment:
+      TZ: America/New_York
+      PUID: "1000"
+      PGID: "1000"
+      # Add service-specific env vars here
+    
+    # Networking - port mapping (optional)
+    ports:
+      - "8080:8080"
+    
+    # Resource Constraints (native Compose limits, not Swarm deploy)
+    mem_limit: 512M
+    cpus: 0.5
+    
+    # Persistent Storage
+    volumes:
+      - ./config:/config
+      - ./data:/data
+      - /etc/localtime:/etc/localtime:ro
+    
+    # Health Checks (customize based on your service)
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:8080/health"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 40s
+
+networks:
+  home_network:
+    external: true
+    # If proxy_network does not exist, create it first:
+    # docker network create proxy_network
+    
+    # Alternatively, manage the network in this file:
+    # driver: bridge
+    # driver_opts:
+    #   com.docker.network.bridge.name: "br-proxy"