add openapi decorators

src/auth/dto/login-request.dto.ts

@@ -1,9 +1,12 @@
 import { IsString } from 'class-validator';
+import { ApiProperty } from '@nestjs/swagger';
 
 export class LoginRequestDto {
   @IsString()
+  @ApiProperty()
   username: string;
 
   @IsString()
+  @ApiProperty()
   password: string;
 }

src/user/dto/create-user.dto.ts

@@ -1,14 +1,18 @@
 import { IsString, IsEmail, MinLength } from 'class-validator';
+import { ApiProperty } from '@nestjs/swagger';
 
 export class CreateUserDto {
   @IsString()
   @MinLength(3)
+  @ApiProperty()
   username: string;
 
   @IsEmail()
+  @ApiProperty()
   email: string;
 
   @IsString()
   @MinLength(6)
+  @ApiProperty()
   password: string;
 }

src/user/dto/update-user.dto.ts

@@ -1,17 +1,24 @@
 import { IsString, IsEmail, MinLength, IsOptional } from 'class-validator';
+import { ApiProperty } from '@nestjs/swagger';
 
 export class UpdateUserDto {
   @IsOptional()
   @IsString()
   @MinLength(3)
+  @ApiProperty()
   username?: string;
 
+
   @IsOptional()
   @IsEmail()
+  @ApiProperty()
   email?: string;
 
+
   @IsOptional()
   @IsString()
   @MinLength(6)
+  @ApiProperty()
   password?: string;
+
 }