add build

.github/workflows/build.yml

@@ -0,0 +1,41 @@
+name: "build"
+on: push
+
+env:
+  GODOT_VERSION: 4.3
+  EXPORT_NAME: towerfall
+  PROJECT_PATH: towerfall
+
+jobs:
+  export-web:
+    name: Web Export
+    runs-on: ubuntu-20.04
+    container:
+      image: barichello/godot-ci:4.3
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          lfs: true
+      - name: Setup
+        run: |
+          mkdir -v -p ~/.local/share/godot/export_templates/
+          mv /root/.local/share/godot/export_templates/${GODOT_VERSION}.stable ~/.local/share/godot/export_templates/${GODOT_VERSION}.stable
+      - name: Web Build
+        run: |
+          mkdir -v -p build/web
+          cd $PROJECT_PATH
+          godot --headless --verbose --export-release "HTML5" ../build/web/index.html
+      - name: Upload Artifact
+        uses: actions/upload-artifact@v1
+        with:
+          name: web
+          path: build/web
+      - name: Install rsync 📚
+        run: |
+          apt-get update && apt-get install -y rsync
+      - name: Deploy to GitHub Pages 🚀
+        uses: JamesIves/github-pages-deploy-action@releases/v4
+        with:
+          branch: gh-pages # The branch the action should deploy to.
+          folder: build/web # The folder the action should deploy.