fix(vector_store): 修复 ids 列表检查逻辑，避免 numpy 数组歧义

fix(memory_tools): 优化邻居节点数据检查逻辑，确保嵌入数据有效
fix(manager): 更新配置项名称为 search_max_expand_depth

src/memory_graph/manager.py

@@ -137,7 +137,7 @@ class MemoryManager:
                 graph_store=self.graph_store,
                 persistence_manager=self.persistence,
                 embedding_generator=self.embedding_generator,
-                max_expand_depth=getattr(self.config, 'max_expand_depth', 1),  # 从配置读取默认深度
+                max_expand_depth=getattr(self.config, 'search_max_expand_depth', 1),  # 从配置读取默认深度
             )
             
             self._initialized = True