Add github action config

.github/workflows/build.yml

@@ -0,0 +1,40 @@
+name: Build
+
+on: push
+
+jobs:
+  build:
+    name: Toolchain build
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Install dependencies
+        run: sudo ./install-deps
+
+      - name: Build
+        run: ./build-toolchain
+
+      - name: Extract commit SHA
+        shell: bash
+        run: |
+          echo "SHORT_SHA=$(git rev-parse --short "$GITHUB_SHA")" >> "$GITHUB_ENV"
+          echo $SHORT_SHA
+
+      - name: Package
+        run: |
+          cd ./INSTALL
+          zip -r9 ../tricore-gcc-11.3.1-${{ env.SHORT_SHA }}-linux.zip .
+          cd ../INSTALL-WIN
+          zip -r9X ../tricore-gcc-11.3.1-${{ env.SHORT_SHA }}-win32.zip .
+
+      
+      - name: Release
+        uses: softprops/action-gh-release@v2
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: *.zip