rushstack-legacy/stack/rush-stack-compiler-4.5/includes/tsconfig-web.json

{
  "$schema": "http://json.schemastore.org/tsconfig",

  "extends": "./tsconfig-base.json",
  "compilerOptions": {
    "module": "esnext",
    "moduleResolution": "node",
    "target": "es5",
    "lib": ["es5", "scripthost", "es2015.collection", "es2015.promise", "es2015.iterable", "dom"]
  }
}