Angular skip differential loading to speed up build

package.json

{
  "scripts": {
    "differential:disable": "yarn ts-node --project ./build-scripts/tsconfig.ts-node.json ./build-scripts/skip-differential-loading"
  }
}

skip-differential-loading.ts

import { writeFileSync } from 'fs';
import { join } from 'path';
import tsConfig from '../tsconfig.json';

const TARGET = 'es5';
const cfg: Record<string, any> = tsConfig;

// Disable differential loading to speed up build
console.log(`${cfg.compilerOptions.target} -> ${TARGET}`);
cfg.compilerOptions.target = TARGET;

writeFileSync(join(__dirname, '..', 'tsconfig.json'), JSON.stringify(cfg, null, 2));

console.log('\x1b[34m', `Differential loading was temporarily disabled`);

tsconfig.ts-node.json

{
  "extends": "../tsconfig.json",
  "compilerOptions": {
    "lib": ["es2020"],
    "module": "commonjs",
    "resolveJsonModule": true,
    "esModuleInterop": true
  }
}