ci: add workflow to .gitea/ (Gitea 1.27 expected path)

.gitea/workflows/build.yaml

@@ -0,0 +1,52 @@
+name: Build and Push Memory Service
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-push:
+    name: Build and Push Image
+    # Use 'rust' runner (not 'docker')
+    # Available runners in Forgejo: golang, rust, node
+    # rust runner provides: Rust 1.83-bookworm + Docker-in-Docker for image builds
+    runs-on: rust
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Get commit info
+        id: info
+        run: |
+          SHORT_SHA=$(git rev-parse --short HEAD)
+          COMMIT_MSG=$(git log -1 --pretty=%B | head -1)
+          echo "short_sha=${SHORT_SHA}" >> $GITHUB_OUTPUT
+          echo "commit_msg=${COMMIT_MSG}" >> $GITHUB_OUTPUT
+          echo "Building: ${SHORT_SHA} - ${COMMIT_MSG}"
+
+      - name: Docker login
+        run: |
+          echo "${{ secrets.REGISTRY_PAT }}" | \
+          docker login -u rock --password-stdin forgejo.riotpiao.com
+
+      - name: Build image
+        run: |
+          docker build \
+            --tag forgejo.riotpiao.com/rock/poimen-memory:${{ steps.info.outputs.short_sha }} \
+            --tag forgejo.riotpiao.com/rock/poimen-memory:latest \
+            .
+          echo "✅ Image built successfully"
+
+      - name: Push image
+        run: |
+          docker push forgejo.riotpiao.com/rock/poimen-memory:${{ steps.info.outputs.short_sha }}
+          docker push forgejo.riotpiao.com/rock/poimen-memory:latest
+          echo "✅ Image pushed successfully"
+          echo "Image: forgejo.riotpiao.com/rock/poimen-memory:latest"
+
+      - name: Cleanup
+        if: always()
+        run: |
+          docker logout forgejo.riotpiao.com || true
+          echo "✅ Cleanup complete"