Updating docker-compose with pull_policy

docker-compose.yml

@@ -1,6 +1,7 @@
 services:
   offlineu:
     build: .
+    pull_policy: build
     container_name: offlineu
     network_mode: host
     ports:
@@ -15,5 +16,4 @@ services:
       - /volume1/files/training:/app/courses
       # Mount a local directory for user data/progress
       - /volume2/docker/offlineu/data:/app/data
-    restart: unless-stopped
- 
+    restart: unless-stopped