Function escapeMarkdownV2

escapeMarkdownV2(text: string): string
Escapes special characters for Telegram's MarkdownV2 parse mode.
Parameters
- text: string
  Raw unescaped string.
Returns string
Safely escaped string for MarkdownV2 formatting.
Example
```
const safeText = escapeMarkdownV2("Price: $10.00! [Sale]");
// Returns: "Price: $10\\.00\\! \\[Sale\\]"
```