Merge pull request #1 from JkLondon/jklondon/rangedel

added range delete + benches

Add GC page reuse tests (reveals pre-existing bug)

Fix mdbx dupsort benchmark errors

higher

up .gitignore

Add mmap and spill buffer subpackages for zero-alloc writes

Fix splitIdx=0 bug and WriteMap hasNonMmapPages tracking

Optimize commit for WriteMap mode (8x faster)

Update benchmark numbers and fix benchmark path

fixes

added optimized path for arm64

Update README with accurate benchmarks and implementation details

Add TestMaxKeyMaxValBugfix to verify the ErrPageFull fix

Add compatibility tests for large key/value handling