diff --git a/.memory/worklog.json b/.memory/worklog.json
index ced7403..2cf57af 100644
--- a/.memory/worklog.json
+++ b/.memory/worklog.json
@@ -34,6 +34,13 @@
       "message": "auto-save 2026-04-18 16:18 (+1, ~1)",
       "hash": "e9cc9df",
       "files_changed": 2
+    },
+    {
+      "ts": "2026-04-18T16:21:37+08:00",
+      "type": "commit",
+      "message": "init: Lobe Sandbox Backend scaffold + host-init + base image build script",
+      "hash": "6425480",
+      "files_changed": 2
     }
   ]
 }