Output change for services.

.gitea/workflows/renovate-pr-deploy.yml

@@ -10,9 +10,9 @@ on:
       - "**/docker-compose.yml"
 
 env:
+  HC_VAULT_VERSION: "1.20.4"
   VAULT_ADDR: ${{ secrets.TREZ_VAULT_ADDR }}
   VAULT_TOKEN: ${{ secrets.VAULT_GITEA_TOKEN }}
-  HC_VAULT_VERSION: "1.20.4"
 
 jobs:
   deploy:
@@ -66,8 +66,10 @@ jobs:
           echo "Detected services with changed images:"
           cat service_changes.txt || true
 
-          mod_svcs=$(sort -u service_changes.txt | xargs echo -n)
-          echo "docker_svc_list=$mod_svcs" >> "$GITHUB_OUTPUT"
+          # Prepare multiline output for GitHub Actions
+          echo "docker_svc_list<<EOF" >> "$GITHUB_OUTPUT"
+          sort -u service_changes.txt >> "$GITHUB_OUTPUT"
+          echo "EOF" >> "$GITHUB_OUTPUT"
 
       - name: Stop if no image changes
         if: steps.detect_services.outputs.docker_svc_list == ''