Updated publish spec workflow

Author: robbailiff2

.github/workflows/publish-specification.yaml

@@ -49,8 +49,15 @@ jobs:
           PROXYGEN_PRIVATE_KEY: ${{ secrets.PROXYGEN_PRIVATE_KEY }}
         run: |
           mkdir -p ~/.proxygen
-          echo "$PROXYGEN_PRIVATE_KEY" > ~/.proxygen/eligibility-signposting-api.pem
-          make setup-proxygen-credentials
+
+          if [ "${{ env.APIM_ENV }}" = "preprod" ]; then
+            ENV_PARAM="ptl"
+          else
+            ENV_PARAM="${{ env.APIM_ENV }}"
+          fi
+
+          echo "$PROXYGEN_PRIVATE_KEY" > ~/.proxygen/eligibility-signposting-api-${ENV_PARAM}.pem
+          make setup-proxygen-credentials ENV=${ENV_PARAM}
 
       - name: Generate specification
         run: |
@@ -60,7 +67,10 @@ jobs:
         run: |
           if [ "${{ env.APIM_ENV }}" = "preprod" ]; then
             proxygen spec publish build/specification/preprod/eligibility-signposting-api.yaml --uat --no-confirm
-          else
+          elif [ "${{ env.APIM_ENV }}" = "prod" ]; then
             proxygen spec publish build/specification/prod/eligibility-signposting-api.yaml --no-confirm
+          else
+            echo "Error: Environment '${{ env.APIM_ENV }}' is not supported for publishing. Only 'preprod' and 'prod' are allowed."
+            exit 1
           fi