feat(memory_collection): add MemoryConversation class for dialogue history management

Change-Id: I5426a1c75c42e92c568de1e953b6422e24ff240e
Co-developed-by: Cursor <noreply@cursor.com>
Signed-off-by: 久氢 <mapenghui.mph@alibaba-inc.com>

Author: 久氢

agentrun/memory_collection/__init__.py

@@ -6,6 +6,7 @@
 
 from .client import MemoryCollectionClient
 from .memory_collection import MemoryCollection
+from .memory_conversation import MemoryConversation
 from .model import (
     EmbedderConfig,
     EmbedderConfigConfig,
@@ -23,6 +24,7 @@
 __all__ = [
     "MemoryCollection",
     "MemoryCollectionClient",
+    "MemoryConversation",
     "MemoryCollectionCreateInput",
     "MemoryCollectionUpdateInput",
     "MemoryCollectionListInput",