use aws secrets instead

.github/workflows/_build_image.yml

@@ -8,11 +8,6 @@ on:
         required: true
         type: string
 
-      aws_region:
-        description: "AWS region"
-        required: true
-        type: string
-
       dockerfile_path:
         description: "Path to Dockerfile"
         required: true
@@ -36,6 +31,8 @@ on:
         required: true
       AWS_ACCOUNT_ID:
         required: true
+      AWS_REGION:
+          required: true
 
 jobs:
   build:
@@ -47,18 +44,19 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - uses: aws-actions/configure-aws-credentials@v4
+      - name: Configure AWS credentials
+        uses: aws-actions/configure-aws-credentials@v4
         with:
           aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
           aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
-          aws-region: ${{ inputs.aws_region }}
+          aws-region: ${{ secrets.AWS_REGION }}
 
       - uses: aws-actions/amazon-ecr-login@v2
 
       - name: Build & push image
         run: |
           IMAGE_TAG=${GITHUB_SHA}
-          IMAGE_URI=${{ secrets.AWS_ACCOUNT_ID }}.dkr.ecr.${{ inputs.aws_region }}.amazonaws.com/${{ inputs.ecr_repo }}:${IMAGE_TAG}
+          IMAGE_URI=${{ secrets.AWS_ACCOUNT_ID }}.dkr.ecr.${{ secrets.AWS_REGION }}.amazonaws.com/${{ inputs.ecr_repo }}:${IMAGE_TAG}
 
           docker build \
             -f ${{ inputs.dockerfile_path }} \
@@ -76,4 +74,4 @@ jobs:
             --query 'imageDetails[0].imageDigest' \
             --output text)
 
-          echo "image_digest=$DIGEST" >> $GITHUB_OUTPUT
+          echo "image_digest=$DIGEST" >> $GITHUB_OUTPUT

.github/workflows/deploy_terraform.yml

@@ -76,13 +76,16 @@ jobs:
     uses: ./.github/workflows/_build_docker_image.yml
     with:
       ecr_repo: address2uprn-${{ needs.determine_stage.outputs.stage }}
-      aws_region: ${{ secrets.DEV_AWS_REGION }}
       dockerfile_path: backend/address2UPRN/Dockerfile
       build_context: backend/address2UPRN
     secrets:
       AWS_ACCESS_KEY_ID: ${{ secrets.DEV_AWS_ACCESS_KEY_ID }}
       AWS_SECRET_ACCESS_KEY: ${{ secrets.DEV_AWS_SECRET_ACCESS_KEY }}
       AWS_ACCOUNT_ID: ${{ secrets.AWS_ACCOUNT_ID }}
+      AWS_REGION: ${{ secrets.DEV_AWS_REGION }}
+
+
+
 
   # # # ============================================================
   # # # 3️⃣ Deploy Lambda (Terraform, immutable digest)