Revert "initial commit"

This reverts commit 2d23eba148.

sample/01-complete-app/src/greeter/greeter.module.ts

@@ -0,0 +1,8 @@
+import { Module } from '@nestjs/common';
+import { GreeterUpdate } from './greeter.update';
+import { RandomNumberScene } from './scenes/random-number.scene';
+
+@Module({
+  providers: [GreeterUpdate, RandomNumberScene],
+})
+export class GreeterModule {}

sample/01-complete-app/src/greeter/greeter.update.ts

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+import { Command, Ctx, Hears, Start, Update, Sender } from 'nestjs-telegraf';
+import { UpdateType as TelegrafUpdateType } from 'telegraf/typings/telegram-types';
+import { Context } from '../interfaces/context.interface';
+import { HELLO_SCENE_ID } from '../app.constants';
+import { UpdateType } from '../common/decorators/update-type.decorator';
+
+@Update()
+export class GreeterUpdate {
+  @Start()
+  onStart(): string {
+    return 'Say hello to me';
+  }
+
+  @Hears(['hi', 'hello', 'hey', 'qq'])
+  onGreetings(
+    @UpdateType() updateType: TelegrafUpdateType,
+    @Sender('first_name') firstName: string,
+  ): string {
+    return `Hey ${firstName}`;
+  }
+
+  @Command('scene')
+  async onSceneCommand(@Ctx() ctx: Context): Promise<void> {
+    await ctx.scene.enter(HELLO_SCENE_ID);
+  }
+}

sample/01-complete-app/src/greeter/scenes/random-number.scene.ts

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+import { Scene, SceneEnter, SceneLeave, Command } from 'nestjs-telegraf';
+import { HELLO_SCENE_ID } from '../../app.constants';
+import { Context } from '../../interfaces/context.interface';
+
+@Scene(HELLO_SCENE_ID)
+export class RandomNumberScene {
+  @SceneEnter()
+  onSceneEnter(): string {
+    console.log('Enter to scene');
+    return 'Welcome on scene ✋';
+  }
+
+  @SceneLeave()
+  onSceneLeave(): string {
+    console.log('Leave from scene');
+    return 'Bye Bye 👋';
+  }
+
+  @Command(['rng', 'random'])
+  onRandomCommand(): number {
+    console.log('Use "random" command');
+    return Math.floor(Math.random() * 11);
+  }
+
+  @Command('leave')
+  async onLeaveCommand(ctx: Context): Promise<void> {
+    await ctx.scene.leave();
+  }
+}