Pin agent image version

compose.yml

@@ -1,6 +1,4 @@
----
 version: "3.7"
-
 services:
   app:
     image: portainer/portainer:1.23.2
@@ -30,9 +28,9 @@ services:
         - "traefik.http.routers.${STACK_NAME}.middlewares=${STACK_NAME}-redirect"
         - "traefik.http.middlewares.${STACK_NAME}-redirect.headers.SSLForceHost=true"
         - "traefik.http.middlewares.${STACK_NAME}-redirect.headers.SSLHost=${DOMAIN}"
-
+        - coop-cloud.${STACK_NAME}.app.version=1.23.2-4ae7f143
   agent:
-    image: portainer/agent
+    image: portainer/agent:2.1.0
     volumes:
       - "/var/run/docker.sock:/var/run/docker.sock"
       - "/var/lib/docker/volumes:/var/lib/docker/volumes"
@@ -45,10 +43,10 @@ services:
       placement:
         constraints:
           - node.role == manager
-
+      labels:
+        - coop-cloud.${STACK_NAME}.agent.version=1.23.2-
 volumes:
   portainer_data:
-
 networks:
   proxy:
     external: true