Add docs.

[dajiaji]

No description provided.

[codecov]

Codecov Report

Merging #10 (2ae11e1) into main (30759e4) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main      #10   +/-   ##
=======================================
  Coverage   82.55%   82.55%           
=======================================
  Files          11       11           
  Lines         619      619           
  Branches       70       70           
=======================================
  Hits          511      511           
  Misses         79       79           
  Partials       29       29           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 30759e4...2ae11e1. Read the comment docs.