Prevent stale web shell caching

flake.nix

@@ -82,7 +82,9 @@
                     gzip_static on;
                     root ${staticAssetsPath};
                     try_files $uri $uri/ /index.html;
-                    add_header Cache-Control "no-cache, must-revalidate";
+                    etag off;
+                    if_modified_since off;
+                    add_header Cache-Control "no-store" always;
                   }
                 }
               }