Bug: error Command "build:hardhat" not found.

[ccolorado]

Which area(s) of Hypercerts are affected? (leave empty if unsure)

Docs

To Reproduce

try running yarn build:hardhat

Describe the Bug

Command seems to be either wrong or outdated on the documentation as the command "build:hardhat" doesn't seem to appear on the package.json

https://github.com/hypercerts-org/hypercerts/blob/7671d06762c929bc2890a31e5dc392f8a30065c6/contracts/README.md?plain=1#L71-L73

Expected Behavior

update or replace for the correct command on contracts/Readme.md

[bitbeckers]

Should be pnpm, let's update README