Add windows msys2 github action

Author: caiohamamura

.github/workflows/build.yml

@@ -117,6 +117,64 @@ jobs:
       shell: bash
 
 
+  firmware_compilation_win:
+    runs-on: windows-latest
+    strategy:
+      matrix:
+        numbers: [float, integral, 64bit]
+        lua_ver: [5.1, 5.3] # Set your versions
+
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        submodules: true
+
+    - name: Set up MSYS2
+      uses: msys2/setup-msys2@v2
+      with:
+        update: true
+        install: >-
+          base-devel
+          mingw-w64-x86_64-toolchain
+          mingw-w64-x86_64-python
+          mingw-w64-x86_64-pip
+
+    - name: Install pyserial
+      shell: msys2 {0}
+      run: |
+        pip install pyserial
+
+    # srecord is not always available in MSYS2. If needed, try:
+    # - name: Install srecord (optional)
+    #   shell: msys2 {0}
+    #   run: |
+    #     pacman -S --noconfirm mingw-w64-x86_64-srecord || echo "srecord not available"
+
+    - name: Build firmware
+      if: matrix.numbers == 'float'
+      shell: msys2 {0}
+      run: make
+
+    - name: Build integral firmware
+      if: ${{ matrix.numbers == 'integral' }}
+      shell: msys2 {0}
+      run: |
+        make EXTRA_CCFLAGS="-DLUA_NUMBER_INTEGRAL"
+        mv luac.cross.int luac.cross
+
+    - name: Build 64bit firmware
+      if: ${{ matrix.numbers == '64bit' }}
+      shell: msys2 {0}
+      run: |
+        make EXTRA_CCFLAGS="-DLUA_NUMBER_64BITS"
+
+    - name: Upload luac.cross
+      if: ${{ success() }}
+      uses: actions/upload-artifact@v4
+      with:
+        name: luac.cross_${{ matrix.lua_ver }}_${{ matrix.numbers }}
+        path: luac.cross
+
   compile_lua_win:
 
     strategy: