Merge pull request #1247 from Raven95676/shared_preferences

perf: shared_preferences加载失败时自动删除无效文件

astrbot/core/utils/shared_preferences.py

@@ -8,9 +8,11 @@ class SharedPreferences:
         self._data = self._load_preferences()
 
     def _load_preferences(self):
-        if os.path.exists(self.path):
+        try:
             with open(self.path, "r") as f:
                 return json.load(f)
+        except json.JSONDecodeError:
+            os.remove(self.path)
         return {}
 
     def _save_preferences(self):