Increase GPU count and update network configuration

stack/ollama-webui.yml

@@ -17,7 +17,7 @@ services:
         reservations:
           devices:
             - driver: nvidia
-              count: 1
+              count: 2
               capabilities: [gpu]
 
   open-webui:
@@ -30,6 +30,8 @@ services:
       - "9070:8080"
     environment:
       - OLLAMA_BASE_URL=http://ollama:11434
+    networks:
+      - stack_bridge
 
   ollama-monitor:
     image: docker:cli
@@ -45,3 +47,7 @@ services:
 volumes:
   ollama-data:
   open-webui-data:
+
+networks:
+  stack_bridge:
+    external: true