feat: 新增股票数据波形图和截图功能

refactor: 重构数据库和LLM分析器逻辑

fix: 修复爬虫解析和UI显示问题

docs: 更新配置文件和注释

style: 优化代码格式和日志输出

config_manager.py

@@ -5,6 +5,7 @@ import json
 import os
 from typing import Any, Dict
 from pathlib import Path
+from loguru import logger
 
 
 class ConfigManager:
@@ -12,10 +13,10 @@ class ConfigManager:
 
     DEFAULT_CONFIG = {
         "llm_api": {
-            "base_url": "https://api.openai.com/v1",
+            "base_url": "https://integrate.api.nvidia.com/v1",
             "api_key": "",
-            "model": "gpt-3.5-turbo",
-            "timeout": 30,
+            "model": "deepseek-ai/deepseek-r1",
+            "timeout": 120,
             "retry_times": 3
         },
         "spider": {
@@ -46,19 +47,24 @@ class ConfigManager:
     def __init__(self, config_path: str = "config.json"):
         self.config_path = Path(config_path)
         self.config = self._load_config()
+        logger.info(f"配置管理器初始化完成，配置文件: {config_path}")
 
     def _load_config(self) -> Dict[str, Any]:
         """加载配置文件"""
         if self.config_path.exists():
             try:
+                logger.info(f"从文件加载配置: {self.config_path}")
                 with open(self.config_path, 'r', encoding='utf-8') as f:
                     loaded_config = json.load(f)
                     # 合并默认配置，确保所有键都存在
-                    return self._merge_config(self.DEFAULT_CONFIG, loaded_config)
+                    merged = self._merge_config(self.DEFAULT_CONFIG, loaded_config)
+                    logger.info("配置加载成功")
+                    return merged
             except (json.JSONDecodeError, IOError) as e:
-                print(f"配置文件加载失败，使用默认配置: {e}")
+                logger.error(f"配置文件加载失败，使用默认配置: {e}")
                 return self.DEFAULT_CONFIG.copy()
         else:
+            logger.warning(f"配置文件不存在: {self.config_path}，使用默认配置")
             return self.DEFAULT_CONFIG.copy()
 
     def _merge_config(self, default: Dict, loaded: Dict) -> Dict:
@@ -74,11 +80,13 @@ class ConfigManager:
     def save_config(self) -> bool:
         """保存配置到文件"""
         try:
+            logger.debug(f"保存配置到文件: {self.config_path}")
             with open(self.config_path, 'w', encoding='utf-8') as f:
                 json.dump(self.config, f, ensure_ascii=False, indent=4)
+            logger.info("配置保存成功")
             return True
         except IOError as e:
-            print(f"配置保存失败: {e}")
+            logger.error(f"配置保存失败: {e}")
             return False
 
     def get(self, *keys: str, default: Any = None) -> Any:
@@ -118,6 +126,7 @@ class ConfigManager:
             self.config["llm_api"]["timeout"] = timeout
         if retry_times:
             self.config["llm_api"]["retry_times"] = retry_times
+        logger.info("LLM API配置已更新")
         self.save_config()
 
     def update_spider(self, target_url: str = None, xpath: str = None,
@@ -136,6 +145,7 @@ class ConfigManager:
             self.config["spider"]["retry_times"] = retry_times
         if retry_interval:
             self.config["spider"]["retry_interval"] = retry_interval
+        logger.info("爬虫配置已更新")
         self.save_config()
 
     def update_ui(self, opacity: float = None, is_on_top: bool = None,
@@ -149,6 +159,7 @@ class ConfigManager:
             self.config["ui"]["thresholds"]["cold"] = cold_threshold
         if warm_threshold is not None:
             self.config["ui"]["thresholds"]["warm"] = warm_threshold
+        logger.info("UI配置已更新")
         self.save_config()
 
     @property