diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index cc274e6..bdfa5de 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -237,25 +237,19 @@ jobs:
           EOF
           docker compose -f deploy/community/docker-compose.images.yml \
             --env-file .tmp/community-smoke.env --profile local-db up -d --wait
-          ui_address="$(docker compose -f deploy/community/docker-compose.images.yml \
-            --env-file .tmp/community-smoke.env port ui 3000)"
-          ui_url="http://${ui_address}"
-          printf '%s\n' "$ui_url" > .tmp/community-smoke.url
-          for attempt in $(seq 1 30); do
-            if curl --fail --silent --show-error --output /dev/null "$ui_url/"; then
-              exit 0
-            fi
-            echo "Community UI is not reachable through the published port ($attempt/30)"
-            sleep 1
-          done
-          echo "Community UI did not become reachable at $ui_url" >&2
-          exit 1
 
       - name: Run authenticated Community image smoke
         env:
           CRANK_STAGING_ADMIN_EMAIL: owner@crank.test
           CRANK_STAGING_ADMIN_PASSWORD: ci-admin-password
-        run: scripts/authenticated-product-smoke.sh "$(cat .tmp/community-smoke.url)"
+        run: |
+          set -eu
+          project_name="$(sed -n 's/^COMPOSE_PROJECT_NAME=//p' .tmp/community-smoke.env)"
+          docker run --rm --network "${project_name}_default" \
+            -e CRANK_STAGING_ADMIN_EMAIL \
+            -e CRANK_STAGING_ADMIN_PASSWORD \
+            -i python:3.13-alpine \
+            python - http://ui:3000 < scripts/authenticated-product-smoke.py
 
       - name: Show Community image logs
         if: failure()