feat: user pin-code (#18138)

* feat: user pincode

* pr feedback

* chore: cleanup

---------

Co-authored-by: Jason Rasmussen <jason@rasm.me>

server/src/dtos/user.dto.ts

@@ -4,7 +4,7 @@ import { IsBoolean, IsEmail, IsEnum, IsNotEmpty, IsNumber, IsString, Min } from
 import { User, UserAdmin } from 'src/database';
 import { UserAvatarColor, UserMetadataKey, UserStatus } from 'src/enum';
 import { UserMetadataItem } from 'src/types';
-import { Optional, ValidateBoolean, toEmail, toSanitized } from 'src/validation';
+import { Optional, PinCode, ValidateBoolean, toEmail, toSanitized } from 'src/validation';
 
 export class UserUpdateMeDto {
   @Optional()
@@ -116,6 +116,9 @@ export class UserAdminUpdateDto {
   @IsString()
   password?: string;
 
+  @PinCode({ optional: true, nullable: true, emptyToNull: true })
+  pinCode?: string | null;
+
   @Optional()
   @IsString()
   @IsNotEmpty()