feat: remove appwrite and add nextjs backend

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

@@ -0,0 +1,29 @@
+import { Expose, plainToClass, Type } from "class-transformer";
+import { AuthDTO } from "src/auth/dto/auth.dto";
+import { FileDTO } from "src/file/dto/file.dto";
+
+export class ShareDTO {
+  @Expose()
+  id: string;
+
+  @Expose()
+  expiration: Date;
+
+  @Expose()
+  @Type(() => FileDTO)
+  files: FileDTO[];
+
+  @Expose()
+  @Type(() => AuthDTO)
+  creator: AuthDTO;
+
+  from(partial: Partial<ShareDTO>) {
+    return plainToClass(ShareDTO, partial, { excludeExtraneousValues: true });
+  }
+
+  fromList(partial: Partial<ShareDTO>[]) {
+    return partial.map((part) =>
+      plainToClass(ShareDTO, part, { excludeExtraneousValues: true })
+    );
+  }
+}