feat!(): add custom execution context

website/docs/api-reference/decorators.md

@@ -12,6 +12,7 @@ The described functionality is under development, the functionality has not been
 ### Update
 
 `@Update` class decorator, it's like NestJS [`@Controller`](https://docs.nestjs.com/controllers) decorator, but for [Telegram Bot API updates](https://core.telegram.org/bots/api#getting-updates).
+It is required for the class that will receive updates from Telegram.
 
 ```typescript {3}
 import { Update, Context } from 'nestjs-telegraf';

website/docs/bot-injection.md

@@ -8,10 +8,11 @@ slug: /bot-injection
 At times you may need to access the native `Telegraf` instance. For example, you may want to connect stage middleware. You can inject the Telegraf by using the `@InjectBot()` decorator as follows:
 ```typescript
 import { Injectable } from '@nestjs/common';
-import { InjectBot, TelegrafProvider } from 'nestjs-telegraf';
+import { InjectBot } from 'nestjs-telegraf';
+import { Telegraf } from 'telegraf';
 
 @Injectable()
 export class BotSettingsService {
-  constructor(@InjectBot() private bot: TelegrafProvider) {}
+  constructor(@InjectBot() private bot: Telegraf) {}
 }
 ```

website/docs/telegraf-methods.md

@@ -18,8 +18,8 @@ import {
   Help,
   On,
   Hears,
-  Context,
 } from 'nestjs-telegraf';
+import { Context } from 'telegraf';
 
 @Injectable()
 export class AppService {

website/docs/webhooks.md

@@ -9,12 +9,13 @@ If you want to configure a telegram bot webhook, you need to get a middleware fr
  
 To access it, you must use the `app.get()` method, followed by the provider reference:
 ```typescript
-const telegrafProvider = app.get('TelegrafProvider');
+import { Telegraf } from 'telegraf';
+const telegraf = app.get(Telegraf);
 ```
 
 Now you can connect middleware:
 ```typescript
-app.use(telegrafProvider.webhookCallback('/secret-path'));
+app.use(telegraf.webhookCallback('/secret-path'));
 ```
 
 The last step is to specify launchOptions in `forRoot` method: