🔧 chore(apps): set the pull policy for all services using fixed tag images

- add `pull_policy: always` to all service definitions across all docker-compose files
- ensure consistent image update behavior for all applications
- maintain existing network configurations and external network settings
- preserve all other service configurations and environment variables

apps/nezha-agent/latest/docker-compose.yml

@@ -1,11 +1,12 @@
 services:
   nezha-agent:
     image: "whoer/nezha-agent:latest"
-    container_name: ${CONTAINER_NAME} 
+    pull_policy: always
+    container_name: ${CONTAINER_NAME}
     restart: always
     command: --tls -s ${NZ_GRPC_URL} -p ${NZ_CLENT_SECRET} -d
     volumes:
       - /etc:/etc:ro
     network_mode: host
-    labels:  
-      createdBy: "Apps"
+    labels:
+      createdBy: "Apps"