feat: remove appwrite and add nextjs backend

backend/src/share/dto/shareMetaData.dto.ts

@@ -0,0 +1,15 @@
+import { Expose, plainToClass } from "class-transformer";
+
+export class ShareMetaDataDTO {
+  @Expose()
+  id: string;
+
+  @Expose()
+  isZipReady: boolean;
+
+  from(partial: Partial<ShareMetaDataDTO>) {
+    return plainToClass(ShareMetaDataDTO, partial, {
+      excludeExtraneousValues: true,
+    });
+  }
+}