Write mode all caches every render including tests use carefully in production.

Future enhancement could add weighted pick files if needed by operators.

Random number and letter tags support realistic looking archive url shapes.

Cache purge is manual delete of cache directory files when templates change.

Template html edits do not invalidate cache until ttl expires or purge runs.

All text blocks are loaded from local files for quick replacement.

The page can be deployed directly without heavy dependencies.

Description lines should remain under typical meta length when possible.

Visitors including non major bots receive the configured ad html page.

Strip trailing spaces on lines to prevent subtle template mismatches.