feat(center-auth): implement register/login/refresh/logout with bcrypt and DTO validation

Fabric.Backend.Center/src/auth/dto.refresh.dto.ts

@@ -0,0 +1,7 @@
+import { IsString, MinLength } from 'class-validator';
+
+export class RefreshDto {
+  @IsString()
+  @MinLength(16)
+  refreshToken!: string;
+}