{
  "compilerOptions": {
    "allowJs": true,
    "esModuleInterop": true,
    "jsx": "react-jsx",
    "module": "esnext",
    "moduleResolution": "node",
    "strict": true,
    "target": "es2015"
  },
  "include": ["app"]
}

{
  "compilerOptions": {
    "allowJs": true,
    "esModuleInterop": true,
    "jsx": "react",
    "module": "esnext",
    "moduleResolution": "node",
    "strict": true,
    "target": "es2015"
  },
  "include": ["app"]
}

Use "react" instead of "react-jsx"; latter is v17+
Use "react" instead of "react-jsx"; latter is v17+

"react-jsx" can be used once upgraded to React 17, until the "react" is
needed to ensure `React` is in scope when using JSX.
