TUN-8066: Define scripts to build on Windows agents

.teamcity/windows/install-go-msi.ps1

@@ -0,0 +1,20 @@
+$ErrorActionPreference = "Stop"
+$ProgressPreference = "SilentlyContinue"
+$GoMsiVersion = "go1.21.5.windows-amd64.msi"
+ 
+Write-Output "Downloading go installer..."
+ 
+Set-Location "$Env:Temp"
+ 
+(New-Object System.Net.WebClient).DownloadFile(
+    "https://go.dev/dl/$GoMsiVersion",
+    "$Env:Temp\$GoMsiVersion"
+)
+ 
+Write-Output "Installing go..."
+Install-Package "$Env:Temp\$GoMsiVersion" -Force
+ 
+# Go installer updates global $PATH
+go env
+ 
+Write-Output "Installed"