SAVE MAP EXPLORER

1. npm install --save-dev source-map-explorer
2. "source-map-analyzer": "ng build --configuration=production --source-map", "source-map-explorer": "source-map-explorer dist/{{your_project_name}}/**/*.js",
3. npm run source-map-analyzer
4. npm run source-map-explorer

https://mohammedfahimullah.medium.com/optimize-the-bundle-size-using-source-map-explorer-5e848850e578