chore: remove temporary diagnostic workflow

.github/workflows/find-impulsa-web.yml

@@ -1,17 +0,0 @@
-name: Find Impulsa Web
-
-on:
-  workflow_dispatch:
-
-jobs:
-  find:
-    runs-on: self-hosted
-    steps:
-      - name: Inspect impulsa_landing container
-        run: |
-          echo "=== Mounts ==="
-          docker inspect impulsa_landing --format '{{range .Mounts}}Source={{.Source}} Dest={{.Destination}}{{"\n"}}{{end}}'
-          echo "=== Traefik labels ==="
-          docker inspect impulsa_landing --format '{{range $k,$v := .Config.Labels}}{{$k}}={{$v}}{{"\n"}}{{end}}' | grep -i traefik
-          echo "=== index.html ==="
-          docker exec impulsa_landing cat /usr/share/nginx/html/index.html