Fix Windows installer icon configuration

src-tauri/tauri.conf.json

@@ -10,26 +10,35 @@
     "frontendDist": "../desktop-dist"
   },
   "app": {
-    "windows": [{
-      "title": "Thinkloom",
-      "width": 1440,
-      "height": 920,
-      "minWidth": 960,
-      "minHeight": 680,
-      "resizable": true,
-      "fullscreen": false,
-      "center": true
-    }],
+    "windows": [
+      {
+        "title": "Thinkloom",
+        "width": 1440,
+        "height": 920,
+        "minWidth": 960,
+        "minHeight": 680,
+        "resizable": true,
+        "fullscreen": false,
+        "center": true
+      }
+    ],
     "security": {
       "csp": "default-src 'self'; img-src 'self' data: blob:; style-src 'self' 'unsafe-inline'; script-src 'self'; connect-src 'self' ipc: http://ipc.localhost http://127.0.0.1:* https://api.openai.com; media-src 'self' blob:; object-src 'none'"
     }
   },
   "bundle": {
     "active": true,
-    "targets": ["msi", "nsis"],
+    "targets": [
+      "msi",
+      "nsis"
+    ],
     "shortDescription": "Ideas into writing, without losing the thread.",
     "longDescription": "A local-first writing studio for exploring ideas, shaping drafts, and preserving creative process history.",
     "category": "Productivity",
-    "copyright": "Copyright © 2026 Thinkloom"
+    "copyright": "Copyright © 2026 Thinkloom",
+    "icon": [
+      "icons/icon.ico",
+      "icons/icon.png"
+    ]
   }
 }