Update loadtest to use SimpleWriter and add parallel aggregation option

Improve block size handling in SimpleWriter and Writer

update readme

Add multicol package for handling multiple column files

Make global ID bitmap caching optional and off by default

Optimize global ID bitmap by using sroar.Bitmap directly instead of a…

Add deny filter functionality to filtered aggregations and fix duplic…

Add property-based tests for filtered aggregations. Tests verify: sub…

Add sroar dependency for filtered aggregations

Add load test application for benchmarking with large datasets

remove redundant code

Refactor reader.go into multiple files for better maintainability

Refactor reader to use ReadAt for concurrent querying

Refactor encoding logic and ensure all tests pass

Update README.md to use new project name Vibe-Col

Add option to skip pre-calculated values in aggregation and fix stati…