Create msbuild.yml This appears to be an in-progress workflow that will allow building of zlib using the commandline version of Microsoft Visual Studio. That would be good thing to have for automated testing.

.github/workflows/msbuild.yml

@@ -0,0 +1,44 @@
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+
+name: MSBuild
+
+on:
+  push:
+    branches: [ "develop" ]
+  pull_request:
+    branches: [ "develop" ]
+
+env:
+  # Path to the solution file relative to the root of the project.
+  SOLUTION_FILE_PATH: .
+
+  # Configuration type to build.
+  # You can convert this to a build matrix if you need coverage of multiple configuration types.
+  # https://docs.github.com/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
+  BUILD_CONFIGURATION: Release
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    runs-on: windows-latest
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Add MSBuild to PATH
+      uses: microsoft/[email protected]
+
+    - name: Restore NuGet packages
+      working-directory: ${{env.GITHUB_WORKSPACE}}
+      run: nuget restore ${{env.SOLUTION_FILE_PATH}}
+
+    - name: Build
+      working-directory: ${{env.GITHUB_WORKSPACE}}
+      # Add additional options to the MSBuild command line here (like platform or verbosity level).
+      # See https://docs.microsoft.com/visualstudio/msbuild/msbuild-command-line-reference
+      run: msbuild /m /p:Configuration=${{env.BUILD_CONFIGURATION}} ${{env.SOLUTION_FILE_PATH}}