fix2

Dockerfile.windows

@@ -3,6 +3,13 @@ FROM mcr.microsoft.com/windows/servercore:ltsc2022
 # Reset the shell.
 SHELL ["cmd", "/S", "/C"]
 
+# install powershell core
+RUN powershell Invoke-WebRequest -Uri https://github.com/PowerShell/PowerShell/releases/download/v7.4.2/PowerShell-7.4.2-win-x64.msi -OutFile $env:TEMP\powershell.msi ; \
+    Start-Process -Wait -FilePath msiexec.exe -ArgumentList '/i', '$env:TEMP\powershell.msi', '/quiet', '/norestart' ; \
+    Remove-Item $env:TEMP\powershell.msi -Force
+ENV PATH="${PATH};C:\Windows\System32\WindowsPowerShell\v1.0"
+
+
 # download and install vs build tools needed by vcpkg
 RUN powershell -Command \
     Invoke-WebRequest -Uri https://aka.ms/vs/17/release/channel -OutFile $env:TEMP\VisualStudio.chman; \
@@ -14,7 +21,9 @@ RUN powershell -Command \
     "--add", "Microsoft.VisualStudio.Component.VC.Tools.x86.x64", \
     "--add", "Microsoft.Component.MSBuild", \
     "--add", "Microsoft.VisualStudio.Component.Windows11SDK.22621", \
-    "--includeRecommended";
+    "--includeRecommended"; \
+    Remove-Item $env:TEMP\VisualStudio.chman -Force; \
+    Remove-Item $env:TEMP\vs_buildtools.exe -Force
 
 # install git
 RUN powershell -Command \