Write geohash algorithm

[samueljoli]

• [ ] rust
• [x] node
• [ ] python

Research

• https://www.factual.com/blog/how-geohashes-work/
• https://docs.quadrant.io/quadrant-geohash-algorithm
• https://github.com/phrozen/geohash
• https://www.youtube.com/watch?v=sYnRUDGXwNM
• https://www.reddit.com/r/AskComputerScience/comments/oytw8i/need_help_understanding_geohash_algorithm/
• https://www.movable-type.co.uk/scripts/geohash.html
• https://www.gislounge.com/wp-content/uploads/2022/07/geographic-coordinates-positive-or-negative-map.png
• https://gisgeography.com/wp-content/uploads/2015/04/Latitude-Longitude.png
• https://mmcloughlin.com/posts/geohash-assembly#fn:asmbench