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/agent/agent_assistant_core.py

@@ -59,21 +59,36 @@ class TSPAgentAssistantCore(TSPAssistant):
         if llm_config:
             self.llm_manager = LLMManager(llm_config)
         else:
-            # 使用默认配置 - 千问模型
+            # 从统一配置管理器获取LLM配置
             try:
-                from config.llm_config import DEFAULT_CONFIG
-                self.llm_manager = LLMManager(DEFAULT_CONFIG)
-            except ImportError:
-                # 如果配置文件不存在，使用内置配置
-                default_config = LLMConfig(
-                    provider="openai",
-                    api_key="sk-your-qwen-api-key-here",
-                    base_url="https://dashscope.aliyuncs.com/compatible-mode/v1",
-                    model="qwen-turbo",
-                    temperature=0.7,
-                    max_tokens=2000
+                from src.config.unified_config import get_config
+                unified_llm = get_config().llm
+                # 将统一配置的LLMConfig转换为agent需要的LLMConfig
+                agent_llm_config = LLMConfig(
+                    provider=unified_llm.provider,
+                    api_key=unified_llm.api_key,
+                    base_url=unified_llm.base_url,
+                    model=unified_llm.model,
+                    temperature=unified_llm.temperature,
+                    max_tokens=unified_llm.max_tokens
                 )
-                self.llm_manager = LLMManager(default_config)
+                self.llm_manager = LLMManager(agent_llm_config)
+            except Exception as e:
+                logger.warning(f"无法从统一配置加载LLM配置，使用config/llm_config.py: {e}")
+                try:
+                    from config.llm_config import DEFAULT_CONFIG
+                    self.llm_manager = LLMManager(DEFAULT_CONFIG)
+                except ImportError:
+                    # 最后的fallback
+                    default_config = LLMConfig(
+                        provider="qwen",
+                        api_key="",
+                        base_url="https://dashscope.aliyuncs.com/compatible-mode/v1",
+                        model="qwen-turbo",
+                        temperature=0.7,
+                        max_tokens=2000
+                    )
+                    self.llm_manager = LLMManager(default_config)
     
     def get_agent_status(self) -> Dict[str, Any]:
         """获取Agent状态"""