From 089216f9c76741d2d767884ffa4e21e0389e00d9 Mon Sep 17 00:00:00 2001
From: chengyongru <chengyongru.ai@gmail.com>
Date: Thu, 23 Jul 2026 14:47:06 +0800
Subject: [PATCH] chore(session): schedule legacy fallback removal for v0.2.4

---
 nanobot/session/manager.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/nanobot/session/manager.py b/nanobot/session/manager.py
index 510b8af1..bb78e65f 100644
--- a/nanobot/session/manager.py
+++ b/nanobot/session/manager.py
@@ -513,6 +513,8 @@ class SessionManager:
         if path.exists():
             return path
 
+        # TODO(v0.2.4): Remove both legacy fallbacks. v0.2.3 is the final
+        # compatibility window for reading and lazily migrating legacy session files.
         fallback_paths = [
             (self._get_legacy_lossy_path(key), "legacy lossy path"),
             (self._get_legacy_session_path(key), "legacy path"),