diff --git a/.github/workflows/dispatch-container-base-gcp.yml b/.github/workflows/dispatch-container-base-gcp.yml
new file mode 100644
index 0000000..7fa3311
--- /dev/null
+++ b/.github/workflows/dispatch-container-base-gcp.yml
@@ -0,0 +1,69 @@
+name: Build base images from code repos
+
+on:
+  workflow_call:
+    inputs:
+      image_tag:
+        required: true
+        type: string
+
+jobs:
+  docker-base-build-and-push:
+
+    runs-on: ubuntu-22.04 #ubuntu-latest
+
+    steps:
+    - id: get-id
+      name: Get a unique tag for this build
+      run: |
+        echo "DOCKER_IMAGE=${{ vars.docker_repo2_registry }}/${{ github.repository }}:${{ inputs.image_tag }}" >> "$GITHUB_OUTPUT";
+
+    - name: Print image name
+      run: |
+        echo "${{ steps.get-id.outputs.DOCKER_IMAGE }}";
+
+    - uses: actions/checkout@v4
+
+      # ✅ 1) Auth to GCP (this is where your SA key is used)
+    - name: Auth to GCP
+      uses: google-github-actions/auth@v2
+      with:
+        # using your existing secret that contains the SA JSON
+        credentials_json: ${{ secrets.GCP_SA_KEY }}
+
+      # ✅ 2) Install gcloud (no creds here)
+    - name: Set up gcloud
+      uses: google-github-actions/setup-gcloud@v2
+      with:
+        project_id: ${{ vars.GCP_PROJECT_ID }}
+        export_default_credentials: true
+
+    - name: Configure Docker for GAR
+      run: |
+        gcloud auth configure-docker ${{vars.GCP_REGION}}-docker.pkg.dev
+
+    - name: Build and push the Docker image
+      run: |
+        docker build \
+          --file fab/d/actions-base.Dockerfile \
+          --tag ${{ steps.get-id.outputs.DOCKER_IMAGE }} \
+          .;
+
+    - name: Container details
+      run: |
+        IMAGE_SIZE=`docker inspect -f "{{ .Size }}" ${{ steps.get-id.outputs.DOCKER_IMAGE }} | numfmt --to=si`;
+        echo "$IMAGE_SIZE container ${{ steps.get-id.outputs.DOCKER_IMAGE }}";
+
+    - name: Push the container image
+      run: docker push ${{ steps.get-id.outputs.DOCKER_IMAGE }}
+  
+    - name: Scan Docker Image for vulnerabilities with Grype
+      uses: anchore/scan-action@v6
+      with:
+        image: ${{ steps.get-id.outputs.DOCKER_IMAGE }}
+        cache-db: true #Cache Grype DB in Github Actions
+        output-format: table
+        only-fixed: true
+        severity-cutoff: critical
+        fail-build: true
+