Lightning, check that the data is not actually imported in the target table, but no error is reported in the log

[Novsev]

Feature Request

Describe your feature request related problem:

When using the lightning , the csv file in the data-source-dir path is not named according to the correct naming rules, and there is no warn or error warning in the lightning.log.
Check that no data is actually imported in the target table, but no errors are reported in the log

Describe the feature you'd like:

According to the above situation, should there be a related alarm in the log?

Describe alternatives you've considered:

Teachability, Documentation, Adoption, Migration Strategy:

[kennytm]

there should be a [loader] file is filtered by file router log entry for every skipped file. maybe we can improve the wordings.

[IANTHEREAL]

can we record them in report?

[kennytm]

@IANTHEREAL what kind of report?