ci: simplify Gitea Actions workflow to use BuildKit

.gitea/workflows/build.yaml

@@ -1,60 +1,82 @@
-name: Build and Push to GHCR
+name: Build and Deploy
 
 on:
   push:
     branches: [master, main]
 
-env:
-  REGISTRY: ghcr.io
-  IMAGE_NAME: ${{ github.repository }}
-
 jobs:
   build:
     runs-on: ubuntu-latest
-    
     steps:
-    - name: Checkout repository
-      uses: actions/checkout@v4
-
-    - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v3
-
-    - name: Log in to Container Registry
-      uses: docker/login-action@v3
-      with:
-        registry: ${{ env.REGISTRY }}
-        username: ${{ github.actor }}
-        password: ${{ secrets.GITHUB_TOKEN }}
-
-    - name: Extract metadata
-      id: meta
-      uses: docker/metadata-action@v5
-      with:
-        images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
-        tags: |
-          type=sha,prefix=,suffix=,format=short
-          type=raw,value=latest,enable={{is_default_branch}}
-
-    - name: Build and push Docker image
-      uses: docker/build-push-action@v5
-      with:
-        context: .
-        push: true
-        tags: ${{ steps.meta.outputs.tags }}
-        labels: ${{ steps.meta.outputs.labels }}
-        cache-from: type=gha
-        cache-to: type=gha,mode=max
-
-    - name: Update kustomization.yaml
+    - name: Trigger BuildKit Build
       run: |
-        COMMIT_SHA=${{ github.sha }}
-        SHORT_SHA=${COMMIT_SHA:0:7}
-        sed -i "s|newTag: .*|newTag: ${SHORT_SHA}|" k8s/kustomization.yaml
+        echo "Triggering BuildKit build for commit: ${{ github.sha }}"
         
-    - name: Commit and push changes
-      run: |
-        git config --local user.email "gitea-actions[bot]@users.noreply.gitea.io"
-        git config --local user.name "gitea-actions[bot]"
-        git add k8s/kustomization.yaml
-        git diff --quiet && git diff --staged --quiet || git commit -m "deploy: update image to ${SHORT_SHA} [skip ci]"
-        git push
+        # Delete old job if exists
+        kubectl delete job build-manoon-headless-action -n gitea --ignore-not-found=true
+        
+        # Create build job
+        cat << 'EOF' | kubectl apply -f -
+        apiVersion: batch/v1
+        kind: Job
+        metadata:
+          name: build-manoon-headless-action
+          namespace: gitea
+          labels:
+            commit: ${{ github.sha }}
+            triggered-by: gitea-actions
+        spec:
+          ttlSecondsAfterFinished: 86400
+          template:
+            spec:
+              restartPolicy: Never
+              initContainers:
+              - name: clone
+                image: alpine/git:latest
+                command:
+                - sh
+                - -c
+                - |
+                  set -e
+                  git clone --depth 1 http://gitea:3000/unchained/manoon-headless.git /workspace
+                  cd /workspace && git checkout ${{ github.sha }}
+                  echo "Building commit: $(git rev-parse --short HEAD)"
+                volumeMounts:
+                - name: workspace
+                  mountPath: /workspace
+              containers:
+              - name: build
+                image: moby/buildkit:latest
+                command:
+                - sh
+                - -c
+                - |
+                  set -e
+                  mkdir -p /root/.docker
+                  cp /docker-config/.dockerconfigjson /root/.docker/config.json
+                  echo "Building with BuildKit..."
+                  buildctl --addr tcp://buildkit.gitea.svc.cluster.local:1234 build \
+                    --frontend dockerfile.v0 \
+                    --local context=/workspace \
+                    --local dockerfile=/workspace \
+                    --output type=image,name=ghcr.io/unchainedio/manoon-headless:latest,push=true
+                  echo "Build complete! Triggering Flux..."
+                  kubectl annotate kustomization -n flux-system manoonoils-storefront --overwrite reconcile.fluxcd.io/requestedAt="$(date +%s)"
+                  echo "Done!"
+                volumeMounts:
+                - name: workspace
+                  mountPath: /workspace
+                - name: docker-config
+                  mountPath: /docker-config
+                  readOnly: true
+              volumes:
+              - name: workspace
+                emptyDir: {}
+              - name: docker-config
+                secret:
+                  secretName: ghcr-pull-secret
+        EOF
+        
+        echo "Build job created. Waiting for completion..."
+        kubectl wait --for=condition=complete job/build-manoon-headless-action -n gitea --timeout=600s || echo "Build still running in background"
+        echo "Build triggered successfully!"