Update app.py

app.py

@@ -51,8 +51,8 @@ def question(prompt, optimization_mode):
                 "model": "gemini-1.5-flash"
             },
             "embeddingModel": {
-                "provider": "local",
-                "model": "xenova-bge-small-en-v1.5"
+                "provider": "gemini",
+                "model": "text-embedding-004"
             },
             "optimizationMode": optimization_mode,
             "focusMode": "webSearch",