About Telegram Mini Apps

via npm :

npm install telegram-webapps --save-dev

via yarn :

yarn add -D telegram-webapps

via pnpm :

pnpm add -D telegram-webapps

via bun :

bun add -d telegram-webapps

Include the types file inside your tsconfig.json file like this:

{
  "compilerOptions": {
    "types": [
+     "./node_modules/telegram-webapps"
    ]
  }
}

Use Telegram constant inside your client-side code to get WebApp object:

// informs the Telegram app that the Web App is ready to be displayed
Telegram.WebApp.ready()