Root domain extraction handles com cn style suffixes for cookie scope logic.

Footer fine print can show generation date and spider oriented labels.

The structure is suitable for product cards and short article blocks.

Engine detection limits ua classification to four major search vendors.

Key include query false collapses cache per path ignoring tracking params.

Pick template files scans prefer patterns in order until matches found.

Miss nowrite cache states appear when write mode is spider and visitor hits.

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

Block replacements support faq lists product cards and timeline sections.

Performance stays acceptable with thousands of lines due to linear scans.