dillon1000/react

[playground] Use standalone prettier

All of these warnings go away: ``` ➜  playground git:(remove-prettier) ✗ yarn 
dev yarn run v1.22.19 $ NODE_ENV=development && next dev ready - started server 
on 0.0.0.0:3000, url: http://localhost:3000 warn  - You have enabled 
experimental feature (appDir) in next.config.js. warn  - Experimental features 
are not covered by semver, and may cause unexpected or broken application 
behavior. Use at your own risk. info  - Thank you for testing `appDir` please 
leave your feedback at https://nextjs.link/app-feedback 

event - compiled client and server successfully in 964 ms (199 modules) wait  - 
compiling /page (client and server)... warn  - 
../../node_modules/prettier/index.js Critical dependency: the request of a 
dependency is an expression 

../../node_modules/prettier/index.js Critical dependency: require function is 
used in a way in which dependencies cannot be statically extracted 

../../node_modules/prettier/index.js Critical dependency: the request of a 
dependency is an expression 

../../node_modules/prettier/index.js Critical dependency: the request of a 
dependency is an expression 

../../node_modules/prettier/third-party.js Critical dependency: the request of a 
dependency is an expression wait  - compiling... warn  - 
../../node_modules/prettier/index.js Critical dependency: the request of a 
dependency is an expression 

../../node_modules/prettier/index.js Critical dependency: require function is 
used in a way in which dependencies cannot be statically extracted 

../../node_modules/prettier/index.js Critical dependency: the request of a 
dependency is an expression 

../../node_modules/prettier/index.js Critical dependency: the request of a 
dependency is an expression 

../../node_modules/prettier/third-party.js Critical dependency: the request of a 
dependency is an expression ``` 

Standalone prettier is meant to be used in the browser: 
https://prettier.io/docs/en/browser