tsconfig.json for type-checking in separate process

tsconfig.json

{
  "compilerOptions": {
    // Target latest version of ECMAScript.
    "target": "esnext",
    // Search under node_modules for non-relative imports.
    "moduleResolution": "node",
    // Process & infer types from .js files.
    "allowJs": true,
    // Don't emit; allow Babel to transform files.
    "noEmit": true,
    // Enable strictest settings like strictNullChecks & noImplicitAny.
    // "strict": true,
    // Disallow features that require cross-file information for emit.
    "isolatedModules": true,
    // Import non-ES modules as default imports.
    "esModuleInterop": true,
    "sourceMap": true,
    "jsx": "react",
    // Comment this out if you aren't using Preact
    "jsxFactory": "h"
  },
  "include": ["src"],
  "exclude": ["node_modules", "build"]
}