osrm-backend

First, fetch the latest data files:

nix flake lock --update-input india-latest

To build and load the docker image,

docker load -i $(nix build .#dockerImage --no-link --print-out-paths)

Commit the changes to the flake.lock file.

Auto update in CI

https://github.com/DeterminateSystems/update-flake-lock is used to automatically open a PR every week to make an update to the flake.lock file. Merge this PR so main branch will build the new latest data.

Manual update

To manuall trigger an update, go here and run this workflow:

car.lua

The car.lua script plays a crucial role in the accurate and efficient navigation capabilities of OSRM. It defines rules and behavior specific to car routing, impacting how OSRM calculates routes for car navigation.