Added gitea publish action

.gitea/workflows/publish.yaml

@@ -0,0 +1,24 @@
+name: itch.io publish action
+run-name: ${{ gitea.actor }} is publishing ${{ gitea.repository }} ${{ gitea.ref }} to itch.io.
+
+on:
+  push:
+    branches:
+      - ci-test
+    tags:
+      - v*
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Setup environment
+      - run: snap install godot-4
+      - run: |
+          curl -L -o butler.zip https://broth.itch.ovh/butler/linux-amd64/LATEST/archive/default \
+          && unzip butler.zip \
+          && chmod +x butler \
+          && ./butler -V
+      - name: Build project
+        uses: actions/checkout@v4
+      - run: ./debug_build.sh -f