Drive the chunked rebuild (reset index, seed markers, fts_rebuild_step loop) inside test_full_rebuild_keeps_every_tool_row_bounded and re-run the strict integrity probe, so an untruncated _CHUNK_INSERT_SQL fails the test.
Drive the chunked rebuild (reset index, seed markers, fts_rebuild_step loop) inside test_full_rebuild_keeps_every_tool_row_bounded and re-run the strict integrity probe, so an untruncated _CHUNK_INSERT_SQL fails the test.