add CI workflow that builds whisperx-base before backend

.gitea/workflows/build.yml

@@ -0,0 +1,42 @@
+name: Build and Push
+on:
+  push:
+    branches: [main]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: docker/setup-buildx-action@v3
+      - name: Set lowercase repo path
+        run: echo "REPO_LC=$(echo '${{ gitea.repository }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV
+      - name: Login to Gitea Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: gitea.kansaigaijin.com
+          username: ${{ gitea.actor }}
+          password: ${{ secrets.docker_builder }}
+
+      - name: Build and push whisperx-base
+        uses: docker/build-push-action@v5
+        with:
+          context: ./backend
+          file: ./backend/Dockerfile.deps
+          push: true
+          tags: gitea.kansaigaijin.com/${{ env.REPO_LC }}/whisperx-base:latest
+
+      - name: Build and push backend
+        uses: docker/build-push-action@v5
+        with:
+          context: ./backend
+          push: true
+          tags: gitea.kansaigaijin.com/${{ env.REPO_LC }}/backend:latest
+          build-args: |
+            BASE_IMAGE=gitea.kansaigaijin.com/${{ env.REPO_LC }}/whisperx-base:latest
+
+      - name: Build and push frontend
+        uses: docker/build-push-action@v5
+        with:
+          context: ./frontend
+          push: true
+          tags: gitea.kansaigaijin.com/${{ env.REPO_LC }}/frontend:latest