feature: Tasks tab added for lab organizations. tasks now can be assigned and their status can be updated by the assignee.

backend/src/modules/tasks/dto/tasks.dto.ts

@@ -0,0 +1,23 @@
+import { IsEnum, IsInt, IsOptional, Max, Min } from 'class-validator';
+import { Transform } from 'class-transformer';
+import { LabTaskStatus } from '@prisma/client';
+
+export class UpdateLabTaskDto {
+  @IsEnum(LabTaskStatus)
+  status: LabTaskStatus;
+}
+
+export class ListLabTasksDto {
+  @IsOptional()
+  @Transform(({ value }) => Number(value))
+  @IsInt()
+  @Min(1)
+  page = 1;
+
+  @IsOptional()
+  @Transform(({ value }) => Number(value))
+  @IsInt()
+  @Min(1)
+  @Max(100)
+  limit = 50;
+}