docs: enhance READ.md

[threewebcode]

This changes update the READ.md document and remove its errors.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (a4699f1) 80.75% compared to head (09a803a) 80.75%.

❗ Current head 09a803a differs from pull request most recent head f4b6634. Consider uploading reports for the commit f4b6634 to get more accurate results

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Additional details and impacted files

@@           Coverage Diff           @@
##           master     #190   +/-   ##
=======================================
  Coverage   80.75%   80.75%           
=======================================
  Files          38       38           
  Lines        4142     4142           
=======================================
  Hits         3345     3345           
  Misses        546      546           
  Partials      251      251           

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[mergify]

This pull request looks stale. Feel free to reopen it if you think it's a mistake.