ops: add check to ensure test containers build

Author: neithanmo

.github/workflows/tap_integration_test.yml

@@ -0,0 +1,66 @@
+name: Test GraphTally
+on:
+  push:
+  pull_request:
+    branches: [main]
+
+jobs:
+  # test job requires a full local testnet
+  # running, and it requires way more memory
+  # than what actions supports
+  # test:
+  #   runs-on: ubuntu-latest
+  #   steps:
+  #     - name: Checkout code
+  #       uses: actions/checkout@v3
+  #
+  #     - name: Set up Docker Buildx # Changed from "Set up Docker" for clarity
+  #       uses: docker/setup-buildx-action@v2
+  #
+  #     - name: Run make setup
+  #       run: make setup
+  #
+  #     - name: Run tests
+  #       run: make rav_tests
+  #
+  #     - name: Tear down containers
+  #       if: always()
+  #       run: make down
+
+  build_docker_images:
+    runs-on: ubuntu-latest
+    # needs: [] # Runs in parallel with 'test'. Add 'test' here if it should run after 'test' job.
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Set up QEMU # Useful for multi-platform builds, often used with Buildx
+        uses: docker/setup-qemu-action@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      # Taken from containers.yml, probably not needed
+      # for building images
+      # - name: Login to GitHub Container Registry
+      #   uses: docker/login-action@v3
+      #   with:
+      #     registry: ghcr.io
+      #     username: ${{ github.actor }}
+      #     password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build indexer-rs image
+        uses: docker/build-push-action@v5
+        with:
+          context: ./contrib/indexer-service
+          file: ./contrib/indexer-service/Dockerfile
+          push: false
+          tags: graphtally/indexer-service:latest
+
+      - name: Build tap-agent image
+        uses: docker/build-push-action@v5
+        with:
+          context: ./contrib/tap-agent
+          file: ./contrib/tap-agent/Dockerfile
+          push: false
+          tags: graphtally/tap-agent:latest