Feature/lidl readme updates

.changeset/gentle-parrots-yawn.md

@@ -0,0 +1,5 @@
+---
+"@tma.js/sdk": patch
+---
+
+Update README.md

packages/sdk/README.md

@@ -28,4 +28,37 @@ the Telegram Mini Apps ecosystem.
 
 Before you begin using the SDK, we highly recommend familiarizing yourself with the Telegram Mini
 Apps [documentation](https://docs.telegram-mini-apps.com/platform/about)
-to grasp the fundamental concepts of the platform.
+to grasp the fundamental concepts of the platform.
+
+## Installation
+
+```bash
+# pnpm
+pnpm i @tma.js/sdk
+
+# yarn
+yarn add @tma.js/sdk
+
+# npm
+npm i @tma.js/sdk
+```
+
+## Usage Example
+
+```typescript
+import { init, backButton } from '@tma.js/sdk';
+
+// Initialize all library dependencies.
+init();
+
+// Mount all required components used across the application.
+// This will lead to components' state restoration.
+backButton.mount();
+backButton.onClick(() => {
+  window.history.back();
+});
+```
+
+## Documentation
+
+You can find complete documentation over the library [here](https://docs.telegram-mini-apps.com/packages/tma-js-sdk).