fix：进一步模块化，修复观察错位问题

src/plugins/moods/moods.py

@@ -256,7 +256,7 @@ class MoodManager:
     def print_mood_status(self) -> None:
         """打印当前情绪状态"""
         logger.info(
-            f"[情绪状态]愉悦度: {self.current_mood.valence:.2f}, "
+            f"愉悦度: {self.current_mood.valence:.2f}, "
             f"唤醒度: {self.current_mood.arousal:.2f}, "
             f"心情: {self.current_mood.text}"
         )