Replace GitHub Actions build workflow with Gitea workflow

.gitea/workflows/build.yml

@@ -0,0 +1,98 @@
+---
+name: Test and build Docker image
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+  workflow_dispatch:
+  schedule:
+    - cron: "@daily"
+
+env:
+  TEST_WEBHOOK_URL: ${{ secrets.TEST_WEBHOOK_URL }}
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      # GitHub Container Registry
+      - uses: https://github.com/docker/login-action@v3
+        if: github.event_name != 'pull_request'
+        with:
+          registry: ghcr.io
+          username: thelovinator1
+          password: ${{ secrets.PACKAGES_WRITE_GITHUB_TOKEN }}
+
+      # Gitea Container Registry
+      - uses: https://github.com/docker/login-action@v3
+        if: github.event_name != 'pull_request'
+        with:
+          registry: git.lovinator.space
+          username: thelovinator
+          password: ${{ secrets.PACKAGES_WRITE_GITEA_TOKEN }}
+
+      # Download the latest commit from the master branch
+      - uses: https://github.com/actions/checkout@v4
+
+      # Set up QEMU
+      - id: qemu
+        uses: https://github.com/docker/setup-qemu-action@v3
+        with:
+          image: tonistiigi/binfmt:master
+          platforms: linux/amd64,linux/arm64
+          cache-image: false
+
+      # Set up Buildx so we can build multi-arch images
+      - uses: https://github.com/docker/setup-buildx-action@v3
+
+      # Install the latest version of ruff
+      - uses: https://github.com/astral-sh/ruff-action@v3
+        with:
+          version: "latest"
+
+      # Lint the Python code using ruff
+      - run: ruff check --exit-non-zero-on-fix --verbose
+
+      # Check if the Python code needs formatting
+      - run: ruff format --check --verbose
+
+      # Lint Dockerfile
+      - run: docker build --check .
+
+      # Set up Python 3.13
+      - uses: actions/setup-python@v5
+        with:
+          python-version: 3.13
+
+      # Install dependencies
+      - uses: astral-sh/setup-uv@v5
+        with:
+          version: "latest"
+      - run: uv sync --all-extras --all-groups
+
+      # Run tests
+      - run: uv run pytest
+
+      # Extract metadata (tags, labels) from Git reference and GitHub events for Docker
+      - id: meta
+        uses: https://github.com/docker/metadata-action@v5
+        env:
+          DOCKER_METADATA_ANNOTATIONS_LEVELS: manifest,index
+        with:
+          images: |
+            ghcr.io/thelovinator1/discord-rss-bot
+            git.lovinator.space/thelovinator/discord-rss-bot
+          tags: |
+            type=raw,value=latest,enable=${{ gitea.ref == format('refs/heads/{0}', 'master') }}
+            type=raw,value=master,enable=${{ gitea.ref == format('refs/heads/{0}', 'master') }}
+
+     # Build and push the Docker image
+      - uses: https://github.com/docker/build-push-action@v6
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: ${{ gitea.event_name != 'pull_request' }}
+          labels: ${{ steps.meta.outputs.labels }}
+          tags: ${{ steps.meta.outputs.tags }}
+          annotations: ${{ steps.meta.outputs.annotations }}