added pipeline

.github/workflows/image.yml

@@ -0,0 +1,52 @@
+name: ipfs-mgm image
+
+on:
+  push:
+    branches:
+      - main
+    tags:
+      - v*.*.*
+  pull_request:
+    branches: [main]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Docker meta
+        id: docker_meta
+        uses: crazy-max/ghaction-docker-meta@v1
+        with:
+          images: ghcr.io/graphprotocol/ipfs-mgm
+          tag-sha: true
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{github.repository_owner}}
+          password: ${{secrets.GITHUB_TOKEN}}
+
+      - name: Build and push Indexer Agent image
+        id: docker_build
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: Dockerfile
+          # Enabling the line below restricts Docker images to only be built for branches
+          # push: ${{github.event_name != 'pull_request'}}
+          push: true
+          tags: ${{steps.docker_meta.outputs.tags}}
+          labels: ${{steps.docker_meta.outputs.labels}}