Update app.py

app.py

@@ -1,6 +1,7 @@
 import sys, os
 import tempfile
 import streamlit as st
+import copy
 
 from config import MODEL_CONFIGS, CUSTOM_MODEL_KEY
 from utils.save_secrets import *
@@ -33,24 +34,28 @@ def init_session_state():
     if 'selected_model' not in st.session_state:
         st.session_state.selected_model = "DeepSeek"
     
-    if 'model_configs_runtime' not in st.session_state:
-        # 运行时模型配置，包含预设和自定义模型
-        st.session_state.model_configs_runtime = MODEL_CONFIGS.copy()
-        # 加载用户配置（包括 API 密钥和自定义模型）
-        # user_configs = load_local_model_configs()
-        for model_name, config in user_configs.items():
-            if model_name in MODEL_CONFIGS:
-                # 预设模型：只更新 API 密钥
-                st.session_state.model_configs_runtime[model_name]["api_key"] = config.get("api_key", "")
-            else:
-                # 自定义模型：添加完整配置
-                st.session_state.model_configs_runtime[model_name] = {
-                    "api_base": config.get("api_base", ""),
-                    "model_name": config.get("model_name", ""),
-                    "api_key": config.get("api_key", ""),
-                    "api_type": "openai",
-                    "is_preset": False,
-                }
+    # if 'model_configs_runtime' not in st.session_state:
+    #     # 运行时模型配置，包含预设和自定义模型
+    #     st.session_state.model_configs_runtime = MODEL_CONFIGS.copy()
+    #     # 加载用户配置（包括 API 密钥和自定义模型）
+    #     user_configs = load_local_model_configs()
+    #     for model_name, config in user_configs.items():
+    #         if model_name in MODEL_CONFIGS:
+    #             # 预设模型：只更新 API 密钥
+    #             st.session_state.model_configs_runtime[model_name]["api_key"] = config.get("api_key", "")
+    #         else:
+    #             # 自定义模型：添加完整配置
+    #             st.session_state.model_configs_runtime[model_name] = {
+    #                 "api_base": config.get("api_base", ""),
+    #                 "model_name": config.get("model_name", ""),
+    #                 "api_key": config.get("api_key", ""),
+    #                 "api_type": "openai",
+    #                 "is_preset": False,
+    #             }
+
+    if "model_configs_runtime" not in st.session_state:
+        # 使用深拷贝避免修改全局 MODEL_CONFIGS
+        st.session_state.model_configs_runtime = copy.deepcopy(MODEL_CONFIGS)
     
     # 从 model_configs_runtime 提取 api_keys（用于传递给 Agent）
     if 'api_keys' not in st.session_state: