fix: synchronize MCP clients on launch

scripts/start.ps1

@@ -18,6 +18,7 @@ param(
     [switch]$NoOpen = $false,
     [switch]$SetupOnly = $false,
     [switch]$SkipUpdate = $false,
+    [switch]$SkipMcpSync = $false,
     [ValidateSet('Official', 'China')][string]$Mirror
 )
 
@@ -50,6 +51,7 @@ if ((-not $SkipUpdate) -and (Test-Path -LiteralPath $existingPython)) {
         $reloadArgs = @('-NoProfile', '-ExecutionPolicy', 'Bypass', '-File', (Join-Path $ScriptDir 'start.ps1'), '-Port', $Port, '-SkipUpdate')
         if ($NoOpen) { $reloadArgs += '-NoOpen' }
         if ($SetupOnly) { $reloadArgs += '-SetupOnly' }
+        if ($SkipMcpSync) { $reloadArgs += '-SkipMcpSync' }
         if ($Mirror) { $reloadArgs += @('-Mirror', $Mirror) }
         & powershell.exe @reloadArgs
         exit $LASTEXITCODE
@@ -353,10 +355,15 @@ if (-not (Test-Path -LiteralPath (Join-Path $RootDir '.env'))) {
         Write-Host (Get-LaunchText '   [OK] Created .env from .env.example. Configure your model in the web UI.' '   [完成] 已按模板创建 .env；请在网页中配置模型。') -ForegroundColor Green
     }
 }
-Write-Host (Get-LaunchText '   [CHECK] Refreshing already-configured MCP clients...' '   [检查] 正在检查并更新已有的 MCP 客户端配置...') -ForegroundColor Cyan
-& $ArtemisPython (Join-Path $ScriptDir 'update_installation.py') mcp
-if ($LASTEXITCODE -ne 0) {
-    Write-Host (Get-LaunchText '   [WARN] MCP refresh failed. Existing client settings were not replaced; check the errors above.' '   [提示] MCP 配置更新失败，原配置仍保留；请查看上方错误。') -ForegroundColor Yellow
+if (-not $SkipMcpSync) {
+    Write-Host (Get-LaunchText '   [CHECK] Installing/updating MCP for detected AI clients...' '   [检查] 正在为检测到的 AI 客户端安装或更新 MCP...') -ForegroundColor Cyan
+    & $ArtemisPython (Join-Path $ScriptDir 'update_installation.py') mcp
+    if ($LASTEXITCODE -ne 0) {
+        Write-Host (Get-LaunchText '   [ERROR] MCP synchronization failed. Fix the configuration above, or use -SkipMcpSync to run the web UI without MCP.' '   [错误] MCP 同步失败。请修复上方配置；仅需启动网页时可使用 -SkipMcpSync。') -ForegroundColor Red
+        exit 1
+    }
+} else {
+    Write-Host (Get-LaunchText '   [SKIP] MCP synchronization was skipped.' '   [跳过] 已跳过 MCP 同步。') -ForegroundColor Yellow
 }
 if ($SetupOnly) {
     Write-Host (Get-LaunchText '   [OK] Setup complete. Run start.bat to launch Artemis.' '   [完成] 环境已准备好。运行 start-cn.bat 启动 ARTEMIS。') -ForegroundColor Green