fix: 修复缓存开关不生效

src/core/config.py

@@ -141,7 +141,7 @@ class Config:
     @property
     def cache_enabled(self) -> bool:
         """Get cache enabled status"""
-        return self._config.get("cache", {}).get("enabled", True)
+        return self._config.get("cache", {}).get("enabled", False)
 
     def set_cache_enabled(self, enabled: bool):
         """Set cache enabled status"""

src/services/generation_handler.py

@@ -87,9 +87,6 @@ class GenerationHandler:
 
     def _get_base_url(self) -> str:
         """Get base URL for cache files"""
-        # Reload config to get latest values
-        config.reload_config()
-
         # Use configured cache base URL if available
         if config.cache_base_url:
             return config.cache_base_url.rstrip('/')