Update build workflow

Author: ThomasVitale

.github/workflows/commit-stage.yml

@@ -85,7 +85,7 @@ jobs:
       - name: Upload digest
         uses: actions/upload-artifact@v4
         with:
-          name: digests-${{ env.IMAGE_NAME }}-${{ env.PLATFORM_PAIR }}
+          name: digests-book-service-${{ env.PLATFORM_PAIR }}
           path: /tmp/digests/*
           if-no-files-found: error
           retention-days: 1
@@ -112,7 +112,7 @@ jobs:
         uses: actions/download-artifact@v4
         with:
           path: /tmp/digests
-          pattern: digests-${{ env.IMAGE_NAME }}-*
+          pattern: digests-book-service-*
           merge-multiple: true
 
       - name: Set up Docker Buildx