Unable to build after yarn command

[adamteller]

The command yarn run build gave unexpected behavior on both Mac OSX Ventura, and Linux PopOs 22.04 LTS.

Creating an optimized production build...
Failed to compile.

./src/index.js
Cannot find module: 'babel-polyfill'. Make sure this package is installed.

You can install this package by running: yarn add babel-polyfill.

Next action: execute yarn add babel-polyfill
success

Next action, run again "yarn run build" but faced another error

npm run compile && react-scripts build

> [email protected] compile
> lingui compile

Compiling message catalogs…
Done!
Creating an optimized production build...
Failed to compile.

./src/index.js
  Line 38:  Expected an assignment or function call and instead saw an expression  no-unused-expressions

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error Command failed with exit code 1.  

Any ideas how to get past these issues? Thanks.