Publish the creation catalogue on the AI vhost (#472)

ddiff --git a/deploy/nginx/ai.openvibe.services.conf b/deploy/nginx/ai.openvibe.services.conf
iindex b74fc43..6e20d03 100644
---- a/deploy/nginx/ai.openvibe.services.conf
++++ b/deploy/nginx/ai.openvibe.services.conf
@@@ -190,6 +190,7 @@ server {
      # ── What AI can make (ai.creation-list@1): public, cached and CORS open, for the site, an app or a
      # page. The app answers the same ACAO * on a preflight, so OPTIONS is proxied like the GETs. ──
      location = /api/v1/creations {
++        limit_except GET OPTIONS { deny all; }
          proxy_pass http://127.0.0.1:4700;
          proxy_set_header Host $host;
          proxy_set_header X-Real-IP $remote_addr;
@@@ -198,6 +199,7 @@ server {
          proxy_set_header X-Forwarded-Proto $scheme;
      }
      location = /api/v1/creations.md {
++        limit_except GET OPTIONS { deny all; }
          proxy_pass http://127.0.0.1:4700;
          proxy_set_header Host $host;
          proxy_set_header X-Real-IP $remote_addr;