feat: optimize AI suggestion and workorder sync - support same-day multiple update numbering - insert new suggestions at top maintaining reverse chronological order - reference process history when generating suggestions - simplify prompts to avoid forcing log analysis - fix Chinese comment encoding issues

src/config/unified_config.py

@@ -84,9 +84,9 @@ class UnifiedConfig:
         self.config_dir = Path(config_dir)
         self.config_file = self.config_dir / "unified_config.json"
         
-        # 默认配置
+        # 默认配置 - 从config/llm_config.py加载默认LLM配置
         self.database = DatabaseConfig()
-        self.llm = LLMConfig()
+        self.llm = self._load_default_llm_config()
         self.server = ServerConfig()
         self.feishu = FeishuConfig()
         self.ai_accuracy = AIAccuracyConfig()
@@ -95,6 +95,23 @@ class UnifiedConfig:
         # 加载配置
         self.load_config()
     
+    def _load_default_llm_config(self) -> LLMConfig:
+        """加载默认LLM配置"""
+        try:
+            from config.llm_config import DEFAULT_CONFIG
+            # 将config/llm_config.py中的配置转换为统一配置的格式
+            return LLMConfig(
+                provider=DEFAULT_CONFIG.provider,
+                api_key=DEFAULT_CONFIG.api_key,
+                base_url=DEFAULT_CONFIG.base_url,
+                model=DEFAULT_CONFIG.model,
+                temperature=DEFAULT_CONFIG.temperature,
+                max_tokens=DEFAULT_CONFIG.max_tokens
+            )
+        except Exception as e:
+            logger.warning(f"无法加载默认LLM配置，使用内置默认值: {e}")
+            return LLMConfig()
+    
     def load_config(self):
         """加载配置文件"""
         try: