yarn run setup fails on node v12.18 +

[cherifya]

Running into an error during core-js installation.

app/node_modules/core-js/modules/_typed-buffer.js:157
  if(numberLength != byteLength)throw RangeError(WRONG_LENGTH);
                                ^

RangeError: Wrong length!
    at validateArrayBufferArguments (/app/node_modules/core-js/modules/_typed-buffer.js:157:39)
    at new ArrayBuffer (/app/node_modules/core-js/modules/_typed-buffer.js:247:29)
    at zlib.js:334:28
    at NativeModule.compile (internal/bootstrap/loaders.js:285:5)
    at NativeModule.compileForPublicLoader (internal/bootstrap/loaders.js:220:8)
    at loadNativeModule (internal/modules/cjs/helpers.js:23:9)
    at Function.Module._load (internal/modules/cjs/loader.js:694:15)
    at Module.require (internal/modules/cjs/loader.js:848:19)
    at require (internal/modules/cjs/helpers.js:74:18)
    at Object.<anonymous> (/app/node_modules/node-fetch/index.js:12:12)

Downgrading node to v10.14.2 fixes the issue.