refactor nest app to server folder

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

@@ -0,0 +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;
+}

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

@@ -0,0 +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;
+
+}