template: sample scripts for each function. also reworked the backup script + checked it with actual_server

template/example_server-compose_template.yaml

@@ -0,0 +1,73 @@
+---
+services:
+  example:
+    image: example/example:latest
+    container_name: example
+    pull_policy: always
+    restart: unless-stopped
+    ports:
+      - 127.0.0.1:${PORT}:999999
+    volumes:
+      - type: bind
+        source: ${VOLUME_PATH}
+        target: /path/to/data/used/by/app
+        bind:
+          create_host_path: true
+    environment:
+      PUID: ${PUID}
+      PGID: ${PGID}
+    user: ${PUID}:${PGID} # remove if running as root
+    # depends_on:
+    #   postgres:
+    #     condition: service_healthy
+    #     restart: true
+    #   redis:
+    #     condition: service_healthy
+    #     restart: true
+
+  postgres:
+    image: postgres:18
+    container_name: example-postgres
+    pull_policy: always
+    restart: unless-stopped
+    environment:
+      POSTGRES_USER: ${POSTGRES_USER}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
+      POSTGRES_DB: ${POSTGRES_DB}
+    volumes:
+      - postgres_data:/var/lib/postgresql
+    user: ${PUID}:${PGID}
+    healthcheck:
+      test: ['CMD-SHELL', 'psql -U ${POSTGRES_USER} -d ${POSTGRES_DB} -c "select version();"']
+      interval: 1s
+      retries: 5
+      timeout: 5s
+
+  redis:
+    image: redis:alpine
+    container_name: example-redis
+    command: redis-server --save 60 1 --loglevel warning
+    pull_policy: always
+    restart: unless-stopped
+    volumes:
+      - redis_data:/data
+    user: ${PUID}:${PGID}
+    healthcheck:
+      test: ['CMD-SHELL', 'redis-cli ping | grep PONG']
+      interval: 1s
+      retries: 5
+      timeout: 3s
+
+volumes:
+  postgres_data:
+    driver: local
+    driver_opts:
+      type: none
+      o: bind
+      device: ${VOLUME_PATH}/postgres
+  redis_data:
+    driver: local
+    driver_opts:
+      type: none
+      o: bind
+      device: ${VOLUME_PATH}/redis