ci: add GitHub and Gitea workflows for version tag releases

Workflows trigger on v*.*.* tags, run tests with pytest, and build
Docker image tagged with version number.

.gitea/workflows/release.yml

@@ -0,0 +1,49 @@
+name: Test and Build
+
+on:
+  push:
+    tags:
+      - 'v*.*.*'
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v4
+
+      - name: Set up Python
+        run: uv python install 3.12
+
+      - name: Install dependencies
+        run: uv sync
+
+      - name: Install FFmpeg
+        run: sudo apt-get update && sudo apt-get install -y ffmpeg
+
+      - name: Run tests
+        run: uv run pytest tests/ -v --ignore=tests/test_integration.py
+
+  build:
+    needs: test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Extract version from tag
+        id: version
+        run: echo "VERSION=${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT
+
+      - name: Build Docker image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: false
+          tags: |
+            ffmpeg-worker:${{ steps.version.outputs.VERSION }}
+            ffmpeg-worker:latest

.github/workflows/release.yml

@@ -0,0 +1,51 @@
+name: Test and Build
+
+on:
+  push:
+    tags:
+      - 'v*.*.*'
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v4
+
+      - name: Set up Python
+        run: uv python install 3.12
+
+      - name: Install dependencies
+        run: uv sync
+
+      - name: Install FFmpeg
+        run: sudo apt-get update && sudo apt-get install -y ffmpeg
+
+      - name: Run tests
+        run: uv run pytest tests/ -v --ignore=tests/test_integration.py
+
+  build:
+    needs: test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Extract version from tag
+        id: version
+        run: echo "VERSION=${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT
+
+      - name: Build Docker image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: false
+          tags: |
+            ffmpeg-worker:${{ steps.version.outputs.VERSION }}
+            ffmpeg-worker:latest
+          cache-from: type=gha
+          cache-to: type=gha,mode=max