Changelog

2.1.0

Added generateNeighborLookup to precalculate neighbors when the function will be called many times with the same grid dimensions
Improved edge case handling

2.0.0

Convert code to a more modern ES6 module style, rewritten in Typescript
Added Typescript features (tsconfig.json, index.d.mts, index.d.mts.map)
Improved error handling
Improved documentation
Improved developer experience (sourcemap, type declaration, declaration map)
Lots of Github and VSCode developer features added