Each chat and local day becomes one work message marked ``(imported)``.
Only messages before the first message of the earliest live WhatsApp
-batch enter the import. Live times have minute precision, so the cutoff
-excludes that whole minute. A chat-day already imported is skipped.
-Overlapping chat-days in the supplied ZIPs are refused. Review the
-exports before import: their text goes to the model as chat history.
+batch for the same chat enter the import. Live times have minute
+precision, so the cutoff excludes that whole minute. A chat-day already
+imported is skipped. Overlapping chat-days in the supplied ZIPs are
+refused. Review the exports before import: their text goes to the model
+as chat history.
The import merges the full log in date order and builds its tree with
real compactor calls, the agent prompt, and the agent cache key. It uses