$lane,'scope'=>'own store synthetic aggregate only; wide scalar literal is not customer data','SQL_evidence_layer'=>'independent PDO readonly diagnostic, not HTTP/server trace','aggregate'=>$r,'wide_literal'=>$wide,'business_dml'=>0];$check($own()===$f['after'],'All23 rows diagnostic no effect');file_put_contents(__DIR__.'/aggregate-diagnostic-'.$lane.'.json',json_encode($out,JSON_PRETTY_PRINT|JSON_PRESERVE_ZERO_FRACTION|JSON_UNESCAPED_SLASHES));echo json_encode($out,JSON_PRESERVE_ZERO_FRACTION),"\n";