add gitea workflow

.gitea/workflows/build-and-publish.yaml

@@ -0,0 +1,68 @@
+name: Build and Publish
+on:
+  push:
+    branches:
+      - main
+env:
+  CHART_NAME: ${{ github.event.repository.name }}
+  IMAGE_NAME: ${{ github.event.repository.name }}
+jobs:
+  build-release:
+    runs-on: nix
+    permissions:
+      id-token: write
+      contents: read
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Build Docker Image via Nix Flake
+        run: |
+          nix build .#dockerImage --print-build-logs
+          docker load < result
+
+      - name: Log in to Gitea Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ github.server_url }}
+          username: ${{ secrets.CI_USER }}
+          password: ${{ secrets.CI_PASSWORD }}
+      
+      - name: Tag and Push Docker Image
+        run: |
+          VERSION=${{ github.run_number }}
+
+          # Strip https from server URL
+          REGISTRY=${GITHUB_SERVER_URL#https://}
+
+          TARGET_IMAGE=$REGISTRY/${{ github.repository_owner }}/${{ env.IMAGE_NAME }}
+
+          # Auto-detect the built image name
+          SOURCE_IMAGE=$(docker load < result | awk '{print $3}')
+
+          docker tag $SOURCE_IMAGE $TARGET_IMAGE:$VERSION
+          docker tag $SOURCE_IMAGE $TARGET_IMAGE:latest
+          docker push $TARGET_IMAGE:$VERSION
+          docker push $TARGET_IMAGE:latest
+      
+      - name: Setup Helm
+        uses: azure/setup-helm@v4
+        with:
+          version: v3.14.0
+      
+      - name: Package Helm Chart
+        run: |
+          VERSION=${{ github.run_number }}
+          helm repo add bjw-s https://bjw-s-labs.github.io/helm-charts
+          helm dependency build ops/chart
+          helm package ops/chart --version $VERSION --app-version $VERSION
+      
+      - name: Push Helm Chart to Gitea Registry
+        run: |
+          VERSION=${{ github.run_number }}
+          CHART_FILE=${{ env.CHART_NAME }}-${VERSION}.tgz
+          
+          curl -f --user "${{ secrets.CI_USER }}:${{ secrets.CI_PASSWORD }}" \
+               -X POST \
+               --upload-file ./$CHART_FILE \
+               "${{ github.server_url }}/api/packages/${{ github.repository_owner }}/helm/api/charts"