Merge branch 'main' of https://github.com/keenthinker/WindowsLockScreenImages

Author: keenthinker

.github/workflows/WindowsLockScreenImagesBuild.yml

@@ -20,7 +20,7 @@ jobs:
     - name: Install .NET Core
       uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: 8.0.x
+        dotnet-version: 9.0.x
 
     - name: Build executable
       run: dotnet build --configuration Release --output ./release