!feat(): use dynamic types for listener decorators

lib/helpers/create-update-decorator.helper.ts

@@ -0,0 +1,15 @@
+import { SetMetadata } from '@nestjs/common';
+import { UpdateMethodArgs, UpdateMethods } from '../telegraf.types';
+import { UPDATE_LISTENER_METADATA } from '../telegraf.constants';
+import { ListenerMetadata } from '../interfaces/listener-metadata.interface';
+
+export function createUpdateDecorator<Method extends UpdateMethods>(
+  method: Method,
+) {
+  return (...args: UpdateMethodArgs<Method>): MethodDecorator => {
+    return SetMetadata(UPDATE_LISTENER_METADATA, {
+      method,
+      args,
+    } as ListenerMetadata);
+  };
+}