Clean repo docs and consolidate project history

Clean up internal docs and finalize validation state

add smoke/integration tests, fix logging, openenvignore, status updates

Complete Roopal roadmap work for April 4-7

Consolidate requirements docs and align roadmap with official submission rules

Finish Roopal April 5-6 docs and repo audit

Update docs after first runtime validation pass

Improve dataset realism and consolidate project status log