Update src/streamlit_app.py

src/streamlit_app.py

@@ -38,7 +38,7 @@ genai.configure(api_key=api_key)
 
 # 1. 基礎設定與連結
 BASE_URL = "https://raw.githubusercontent.com/Deep-Learning-101/deep-learning-101.github.io/main/"
-LOGO_URL = f"{BASE_URL}DeepLearning101-LOGO.png"
+LOGO_URL = f"{BASE_URL}images/DeepLearning101-LOGO.png"
 HOME_URL = "https://deep-learning-101.github.io"
 
 KNOWLEDGE_MAP = {
@@ -130,7 +130,7 @@ def get_gemini_response(user_input):
     """
     try:
         model = genai.GenerativeModel(
-            model_name="gemini-1.5-flash-latest",
+            model_name="gemini-flash-lite-latest",
             system_instruction=system_instruction
         )
         chat = model.start_chat(history=[])