add mojeek as websearch option

backend/open_webui/config.py

@@ -1186,6 +1186,12 @@ BRAVE_SEARCH_API_KEY = PersistentConfig(
     os.getenv("BRAVE_SEARCH_API_KEY", ""),
 )
 
+MOJEEK_SEARCH_API_KEY = PersistentConfig(
+    "MOJEEK_SEARCH_API_KEY",
+    "rag.web.search.MOJEEK_search_api_key",
+    os.getenv("MOJEEK_SEARCH_API_KEY", ""),
+)
+
 SERPSTACK_API_KEY = PersistentConfig(
     "SERPSTACK_API_KEY",
     "rag.web.search.serpstack_api_key",