fix: safesightd.ps1 显式指定windows/amd64平台

scripts/safesightd.ps1

@@ -82,10 +82,12 @@ function Show-Health {
 }
 
 function Invoke-Build {
-    Write-Info "编译 safesightd.exe ..."
+    Write-Info "编译 safesightd.exe (windows/amd64) ..."
     Push-Location $rootDir
     try {
-        & go build -o $exePath .\cmd\safesightd
+        $env:GOOS = "windows"
+        $env:GOARCH = "amd64"
+        & go build -ldflags="-s -w" -o $exePath .\cmd\safesightd
         if ($LASTEXITCODE -ne 0) {
             throw "go build failed with exit code $LASTEXITCODE"
         }