Initial commit: Meshkee CMS API

NestJS backend with Prisma, Docker Compose for Postgres/Redis, and deploy docs for the production VM.

src/auth/dto/send-otp.dto.ts

@@ -0,0 +1,9 @@
+import { IsString, Matches } from 'class-validator';
+
+export class SendOtpDto {
+  @IsString()
+  @Matches(/^\+[1-9]\d{6,14}$/, {
+    message: 'cellNumber must be in E.164 format (e.g. +989121234567)',
+  })
+  cellNumber!: string;
+}