Added gitea publish action

.gitea/workflows/publish.yaml

@@ -0,0 +1,52 @@
+# Based on https://github.com/aBARICHELLO/godot-ci/blob/master/.github/workflows/godot-ci.yml
+name: itch.io publish action
+run-name: ${{ gitea.actor }} is publishing ${{ vars.ITCH_GAME }} ${{ gitea.ref_name }} to itch.io.
+
+on:
+  push:
+    tags:
+      - v*
+
+env:
+  GODOT_VERSION: 4.3
+  EXPORT_NAME: ${{ vars.ITCH_GAME }}
+  PROJECT_PATH: .
+
+
+jobs:
+  build:
+    runs-on: ubuntu-20.04
+    container:
+      image: barichello/godot-ci:4.3
+    strategy:
+      matrix:
+        include:
+          - target: linux64
+            type: x86_64
+          - target: osx
+            type: app
+          - target: win64
+            type: exe
+    env:
+      BUILD_DIR: build/${{ vars.ITCH_GAME }}_${{ gitea.ref_name }}_${{ matrix.target }}
+    steps:
+      - name: Checkout repository
+        run: |
+          git init
+          git remote add origin ${{ gitea.event.repository.clone_url }}
+          git fetch --depth 1 origin ${{ gitea.ref }}
+          git checkout FETCH_HEAD
+          git lfs pull
+      - name: Reimport assets
+        run: godot --headless --import
+      - name: Build project
+        run: |
+          echo "building to $BUILD_DIR"
+          mkdir -p $BUILD_DIR
+          godot --headless --export-debug ${{ matrix.target }} $BUILD_DIR/${{ vars.ITCH_GAME }}.${{ matrix.type }}
+      - name: Publish
+        run: |
+          echo "pushing $BUILD_DIR"
+          butler push $BUILD_DIR ${{ vars.ITCH_USER }}/${{ vars.ITCH_GAME }}:${{ matrix.target }} --userversion ${{ gitea.ref_name }}
+        env:
+          BUTLER_API_KEY: ${{ secrets.BUTLER_API_KEY }}