Function sendFlowInit

sendFlowInit(
bot: Pick<BotInstance, "sendMessage">,
options: FlowInitOptions,
): Promise<TelegramMessage>
Sends a coordinated flow-init message with a signed launch payload embedded into the Mini App button URL.
Parameters
- bot: Pick<BotInstance, "sendMessage">
- options: FlowInitOptions
Returns Promise<TelegramMessage>
Example
```
await sendFlowInit(bot, {
  chatId: 1,
  flowId: "task-shop",
  secret: "secret",
  text: "Continue in the Mini App",
  webAppUrl: "https://example.ngrok.app"
});
```