github build action

.github/workflows/build.yml

@@ -0,0 +1,50 @@
+name: Build (Release + Cross)
+
+on:
+  push:
+    branches: [ "master" ]
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        include:
+          # 1) Native Linux build
+          - os: ubuntu-latest
+            name: "Linux (Release)"
+            target: "release"
+
+    steps:
+    - name: Check Out Code
+      uses: actions/checkout@v3
+
+    - name: Set up Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: "3.x"
+
+    - name: Install Meson and Ninja
+      run: |
+        python -m pip install --upgrade pip
+        pip install meson ninja
+
+    - name: Install Dependencies for Cross (mingw)
+      if: ${{ matrix.target == 'crosswin' }}
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y mingw-w64
+        # Add any other packages needed for cross compilation
+
+    - name: Build
+      run: make ${{ matrix.target }}
+
+    - name: Upload Artifact
+      uses: actions/upload-artifact@v4
+      with:
+        name: ${{ matrix.name }}-artifacts
+        # If your build output folders differ, adjust accordingly:
+        path: |
+          build_dbg
+          build_release
+          build_win