fix: stabilize Windows launchers for v2.1.4

Fix Windows portable, installer, and desktop launcher startup paths; bump desktop metadata to 2.1.4.

u-claw-app/package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "u-claw",
-  "version": "2.0.0",
+  "version": "2.1.4",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "u-claw",
-      "version": "2.0.0",
+      "version": "2.1.4",
       "hasInstallScript": true,
       "license": "MIT",
       "dependencies": {

u-claw-app/package.json

@@ -1,6 +1,6 @@
 {
   "name": "u-claw",
-  "version": "2.1.2",
+  "version": "2.1.4",
   "description": "U-Claw - AI 助手桌面版，插上 U 盘就能用",
   "main": "src/main.js",
   "author": "U-Claw <hello@u-claw.org> (https://u-claw.org)",

u-claw-app/src/main.js

@@ -236,6 +236,10 @@ function startGateway(port) {
       OPENCLAW_EMBEDDED_IN: APP_NAME,
     };
 
+    if (process.platform === 'win32') {
+      env.OPENCLAW_DISABLE_BONJOUR = '1';
+    }
+
     gatewayProcess = spawn(nodeBin, [
       openclawEntry,
       'gateway', 'run',