fix: simplify devcontainer config

.devcontainer/devcontainer.json

@@ -2,33 +2,17 @@
   "name": "Moltbot Gateway",
   "image": "mcr.microsoft.com/devcontainers/javascript-node:22-bookworm",
 
-  "features": {
-    "ghcr.io/devcontainers/features/common-utils:2": {}
-  },
-
   "customizations": {
     "vscode": {
       "extensions": [
         "dbaeumer.vscode-eslint",
         "esbenp.prettier-vscode",
         "ms-vscode.vscode-typescript-next"
-      ],
-      "settings": {
-        "terminal.integrated.defaultProfile.linux": "bash"
-      }
+      ]
     }
   },
 
-  "forwardPorts": [18789, 18791, 11434],
-  "portsAttributes": {
-    "18789": {
-      "label": "Gateway WebSocket",
-      "onAutoForward": "openBrowser"
-    },
-    "11434": {
-      "label": "Ollama API"
-    }
-  },
+  "forwardPorts": [18789],
 
   "postCreateCommand": "bash .devcontainer/post-create.sh",