feat(cli): Agent Mode bootstrap + claim flow (Python + Node) (#5123)

cli/python/src/mem0_cli/state.py

@@ -4,6 +4,7 @@ from __future__ import annotations
 
 _agent_mode: bool = False
 _current_command: str = ""
+_pending_notice: str = ""
 
 
 def is_agent_mode() -> bool:
@@ -22,3 +23,23 @@ def get_current_command() -> str:
 def set_current_command(name: str) -> None:
     global _current_command
     _current_command = name
+
+
+def capture_notice(notice: str | None) -> None:
+    """Stash a Mem0 backend notice for end-of-command surfacing.
+
+    Called from the platform backend after each response so the notice can
+    be printed once per command (regardless of how many sub-requests fired).
+    Last-write-wins is fine — the message text is identical across requests.
+    """
+    global _pending_notice
+    if notice:
+        _pending_notice = notice
+
+
+def take_notice() -> str:
+    """Return and clear the pending notice."""
+    global _pending_notice
+    msg = _pending_notice
+    _pending_notice = ""
+    return msg