homepage: Protoss theme, brand-color icons, dragoon portrait, GameBoy RomM, OWU white art + search warn

shared/homepage/services.json

@@ -24,7 +24,9 @@
     "method": "http",
     "wip": false,
     "showLink": true,
-    "art": "/img/apps/openwebui.png"
+    "art": "/img/apps/openwebui.png",
+    "art_bg": "#f5f5f5",
+    "warn": "Chats stay on Frank's server, but OpenWebUI's web search rides the same SearXNG path as the search app: obfuscated, not anonymous. The upstream search API keys are tied to Frank’s identity."
   },
   {
     "name": "Gitea",