feat: add docker build job

Author: louib

.github/workflows/pull_request.yaml

@@ -17,3 +17,27 @@ jobs:
     uses: ./.github/workflows/build-and-test.yaml
     secrets:
       fossa-api-key: ${{ secrets.FOSSA_API_KEY }}
+
+  build-docker-image:
+    name: Build the Docker Image
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: false
+          tags: |
+            ghcr.io/bitgo/advanced-wallets:${{ github.sha }}
+          build-args: |
+            BUILD_VERSION=${{ github.sha }}
+            BUILD_DATE=${{ github.event.repository.updated_at }}
+            VCS_REF=${{ github.sha }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max