add act_runner build job

.gitea/workflows/build.yaml

@@ -0,0 +1,37 @@
+name: Build docker image and push to registry.bitdeals.org
+run-name: docker build and docker push
+on:
+  push:
+    branches:
+      - main
+      - master
+
+jobs:
+  main-build-job:
+    runs-on: ubuntu-latest
+    env:
+      VERSION: 1.0
+      COMMIT: ${{ gitea.sha }}
+      REPOSITORY: ${{ gitea.repository }}
+      #registry.bitdeals.org
+      REGISTRY: 10.0.3.111:5000
+      USER: ${{ secrets.DOCKER_USERNAME }}
+      PASS: ${{ secrets.DOCKER_PASSWORD }}
+    steps:
+      - name: Checkout repository code
+        uses: actions/checkout@v6
+      - name: Build docker app image
+        run: |
+          docker build . \
+            --file "$(find ./Dockerfile ./docker/Dockerfile -print -quit 2>/dev/null)" \
+            --label "git-commit=$COMMIT" \
+            --tag "${REGISTRY}/${REPOSITORY##*/}:${VERSION}.${COMMIT::7}" \
+            --tag "${REGISTRY}/${REPOSITORY##*/}:latest"
+      - name: Docker login
+        run: |
+          docker login --username "$USER" --password "$PASS" "$REGISTRY"
+      - name: Push images to registry
+        run: |
+          docker push "${REGISTRY}/${REPOSITORY##*/}:${VERSION}.${COMMIT::7}" ; \
+          docker push "${REGISTRY}/${REPOSITORY##*/}:latest"
+