Merge branch 'dev' into feat/fix-mem-prompt

Author: fridayL

src/memos/mem_os/product.py

@@ -697,7 +697,7 @@ def run_async_in_thread():
             thread.start()
 
     def _filter_memories_by_threshold(
-        self, memories: list[TextualMemoryItem], threshold: float = 0.30, min_num: int = 0
+        self, memories: list[TextualMemoryItem], threshold: float = 0.30, min_num: int = 3
     ) -> list[TextualMemoryItem]:
         """
         Filter memories by threshold.