fix(gateway): prevent reconnect race and globally hide windows subprocess console

electron/gateway/clawhub.ts

@@ -106,6 +106,7 @@ export class ClawHubService {
                     ...env,
                     CLAWHUB_WORKDIR: this.workDir,
                 },
+                windowsHide: true,
             });
 
             let stdout = '';

electron/gateway/manager.ts

@@ -39,7 +39,6 @@ import {
   getReconnectSkipReason,
   isLifecycleSuperseded,
   nextLifecycleEpoch,
-  shouldHideConsoleWindow,
 } from './process-policy';
 
 /**
@@ -709,7 +708,7 @@ export class GatewayManager extends EventEmitter {
 
         const { stdout } = await new Promise<{ stdout: string }>((resolve, reject) => {
           import('child_process').then(cp => {
-            cp.exec(cmd, { timeout: 5000, windowsHide: shouldHideConsoleWindow() }, (err, stdout) => {
+            cp.exec(cmd, { timeout: 5000, windowsHide: true }, (err, stdout) => {
               if (err) resolve({ stdout: '' });
               else resolve({ stdout });
             });
@@ -739,7 +738,7 @@ export class GatewayManager extends EventEmitter {
                     import('child_process').then(cp => {
                       cp.exec(
                         `taskkill /PID ${pid} /T /F`,
-                        { timeout: 5000, windowsHide: shouldHideConsoleWindow() },
+                        { timeout: 5000, windowsHide: true },
                         () => { }
                       );
                     }).catch(() => { });
@@ -844,7 +843,7 @@ export class GatewayManager extends EventEmitter {
         stdio: ['ignore', 'pipe', 'pipe'],
         detached: false,
         shell: false,
-        windowsHide: shouldHideConsoleWindow(),
+        windowsHide: true,
         env: spawnEnv,
       });
 
@@ -1098,7 +1097,7 @@ export class GatewayManager extends EventEmitter {
         stdio: ['ignore', 'pipe', 'pipe'],
         detached: false,
         shell: useShell,
-        windowsHide: shouldHideConsoleWindow(),
+        windowsHide: true,
         env: spawnEnv,
       });
       const child = this.process;

electron/gateway/process-policy.ts

@@ -1,7 +1,3 @@
-export function shouldHideConsoleWindow(platform: NodeJS.Platform = process.platform): boolean {
-  return platform === 'win32';
-}
-
 export function nextLifecycleEpoch(currentEpoch: number): number {
   return currentEpoch + 1;
 }

electron/utils/channel-config.ts

@@ -526,6 +526,7 @@ export async function validateChannelConfig(channelType: string): Promise<Valida
                     cwd: openclawPath,
                     encoding: 'utf-8',
                     timeout: 30000,
+                    windowsHide: true,
                 },
                 (err, stdout) => {
                     if (err) reject(err);

electron/utils/openclaw-cli.ts

@@ -269,6 +269,7 @@ export function generateCompletionCache(): void {
     },
     stdio: 'ignore',
     detached: false,
+    windowsHide: true,
   });
 
   child.on('close', (code) => {
@@ -305,7 +306,8 @@ export function installCompletionToProfile(): void {
       },
       stdio: 'ignore',
       detached: false,
-    },
+      windowsHide: true,
+    }
   );
 
   child.on('close', (code) => {

electron/utils/uv-setup.ts

@@ -53,7 +53,7 @@ function resolveUvBin(): { bin: string; source: 'bundled' | 'path' | 'bundled-fa
 function findUvInPathSync(): boolean {
   try {
     const cmd = process.platform === 'win32' ? 'where.exe uv' : 'which uv';
-    execSync(cmd, { stdio: 'ignore', timeout: 5000 });
+    execSync(cmd, { stdio: 'ignore', timeout: 5000, windowsHide: true });
     return true;
   } catch {
     return false;
@@ -95,6 +95,7 @@ export async function isPythonReady(): Promise<boolean> {
     try {
       const child = spawn(useShell ? quoteForCmd(uvBin) : uvBin, ['python', 'find', '3.12'], {
         shell: useShell,
+        windowsHide: true,
       });
       child.on('close', (code) => resolve(code === 0));
       child.on('error', () => resolve(false));
@@ -121,6 +122,7 @@ async function runPythonInstall(
     const child = spawn(useShell ? quoteForCmd(uvBin) : uvBin, ['python', 'install', '3.12'], {
       shell: useShell,
       env,
+      windowsHide: true,
     });
 
     child.stdout?.on('data', (data) => {
@@ -210,6 +212,7 @@ export async function setupManagedPython(): Promise<void> {
       const child = spawn(verifyShell ? quoteForCmd(uvBin) : uvBin, ['python', 'find', '3.12'], {
         shell: verifyShell,
         env: { ...process.env, ...uvEnv },
+        windowsHide: true,
       });
       let output = '';
       child.stdout?.on('data', (data) => { output += data; });

tests/unit/gateway-process-policy.test.ts

@@ -3,21 +3,9 @@ import {
   getReconnectSkipReason,
   isLifecycleSuperseded,
   nextLifecycleEpoch,
-  shouldHideConsoleWindow,
 } from '@electron/gateway/process-policy';
 
 describe('gateway process policy helpers', () => {
-  describe('shouldHideConsoleWindow', () => {
-    it('returns true on Windows', () => {
-      expect(shouldHideConsoleWindow('win32')).toBe(true);
-    });
-
-    it('returns false on non-Windows platforms', () => {
-      expect(shouldHideConsoleWindow('darwin')).toBe(false);
-      expect(shouldHideConsoleWindow('linux')).toBe(false);
-    });
-  });
-
   describe('lifecycle epoch helpers', () => {
     it('increments lifecycle epoch by one', () => {
       expect(nextLifecycleEpoch(0)).toBe(1);