Table Continuation Fix
* Add EXHIBIT_HEADER_MARKERS for improved document header recognition in table handling
* Refactor EXHIBIT_HEADER_MARKERS definition for improved clarity and organization
* remove unused page span tracking code; add unit tests for new functionality
* remove debugging logs from combine_continuous_tables function
* Refactor logging setup and update test file configuration in investment field testing notebook
* Merge remote-tracking branch 'origin/main' into feature/further-phase-1-and-2-fixes
Approved-by: Katon Minhas
Alex Galarce
c094fa35b0