https://haritkumar.github.io/cowin-tracker/
CoWin tracker continuously checks for slot availability on CoWin open APIs and presents them in a beautiful table grid.
ng build --prod --base-href "https://haritkumar.github.io/cowin-tracker/"
Create a copy of index.html and rename it 404.html, so that when it doesn't find the page, it goes on 404.