Try adding windows build

.github/workflows/cmake.yml

@@ -1,25 +1,59 @@
-name: CMake
+# This starter workflow is for a CMake project running on multiple platforms. There is a different starter workflow if you just want a single platform.
+# See: https://github.com/actions/starter-workflows/blob/main/ci/cmake-single-platform.yml
+name: CMake for Windows and Linux
 
 on:
   push:
     branches: [ "main" ]
   pull_request:
     branches: [ "main" ]
 
-env:
-  # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
-  BUILD_TYPE: Release
-
 jobs:
   build:
-    # The CMake configure and build commands are platform agnostic and should work equally well on Windows or Mac.
-    # You can convert this to a matrix build if you need cross-platform coverage.
-    # See: https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      # Set fail-fast to false to ensure that feedback is delivered for all matrix combinations. Consider changing this to true when your workflow is stable.
+      fail-fast: false
+
+      # Set up a matrix to run the following 3 configurations:
+      # 1. <Windows, Release, latest MSVC compiler toolchain on the default runner image, default generator>
+      # 2. <Linux, Release, latest GCC compiler toolchain on the default runner image, default generator>
+      # 3. <Linux, Release, latest Clang compiler toolchain on the default runner image, default generator>
+      #
+      # To add more build types (Release, Debug, RelWithDebInfo, etc.) customize the build_type list.
+      matrix:
+        os: [ubuntu-latest, windows-latest]
+        build_type: [Release]
+        c_compiler: [gcc, clang, cl]
+        include:
+          - os: windows-latest
+            c_compiler: cl
+            cpp_compiler: cl
+          - os: ubuntu-latest
+            c_compiler: gcc
+            cpp_compiler: g++
+          - os: ubuntu-latest
+            c_compiler: clang
+            cpp_compiler: clang++
+        exclude:
+          - os: windows-latest
+            c_compiler: gcc
+          - os: windows-latest
+            c_compiler: clang
+          - os: ubuntu-latest
+            c_compiler: cl
 
     steps:
     - uses: actions/checkout@v3
 
+    - name: Set reusable strings
+      # Turn repeated input strings (such as the build output directory) into step outputs. These step outputs can be used throughout the workflow file.
+      id: strings
+      shell: bash
+      run: |
+        echo "build-output-dir=${{ github.workspace }}/build" >> "$GITHUB_OUTPUT"
+
     - name: Get Conan
       uses: turtlebrowser/get-conan@main
       with:
@@ -29,24 +63,32 @@ jobs:
       run: conan profile new default --detect
 
     - name: Update profile
+      if: ${{ matrix.os }} = "ubuntu-latest"
       run: conan profile update settings.compiler.libcxx=libstdc++11 default
 
     - name: Install dependencies
-      run: conan install . -pr:b=default -s build_type=${{env.BUILD_TYPE}} --install-folder=${{github.workspace}}/build
+      run: conan install . -pr:b=default -s build_type=${{ matrix.build_type }} --install-folder=${{github.workspace}}/build
 
     - name: Configure CMake
       # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
       # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
-      run: cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DWISDOM_CHESS_FAST_TESTS=On -DWISDOM_CHESS_SLOW_TESTS=On
+      run: >
+        cmake -B ${{ steps.strings.outputs.build-output-dir }}
+        -DCMAKE_CXX_COMPILER=${{ matrix.cpp_compiler }}
+        -DCMAKE_C_COMPILER=${{ matrix.c_compiler }}
+        -DCMAKE_BUILD_TYPE=${{ matrix.build_type }}
+        -DWISDOM_CHESS_FAST_TESTS=On
+        -DWISDOM_CHESS_SLOW_TESTS=On
+        -S ${{ github.workspace }}
 
     - name: Build
-      # Build your program with the given configuration
-      run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}
+      # Build your program with the given configuration. Note that --config is needed because the default Windows generator is a multi-config generator (Visual Studio generator).
+      run: cmake --build ${{ steps.strings.outputs.build-output-dir }} --config ${{ matrix.build_type }}
 
     - name: Fast Tests
-      working-directory: ${{github.workspace}}/build/engine/test
+      working-directory: ${{ github.workspace }}/build/engine/test
       run: ${{github.workspace}}/build/engine/test/fast_tests
 
     - name: Slow Tests
-      working-directory: ${{github.workspace}}/build/engine/test
+      working-directory: ${{ github.workspace }}/build/engine/test
       run: ${{github.workspace}}/build/engine/test/slow_tests