feat: added project section of TM with some refactors

src/modules/task-manager/dto/project/create-project.dto.ts

@@ -1,5 +1,5 @@
 import { ApiProperty } from "@nestjs/swagger";
-import { IsString, IsOptional, IsNotEmpty, IsUUID, IsDateString, MaxLength } from "class-validator";
+import { IsString, IsOptional, IsNotEmpty, IsUUID, IsDateString, IsBoolean, MaxLength } from "class-validator";
 
 export class CreateProjectDto {
   @ApiProperty({ description: "Name of the project", example: "Mobile App Redesign" })
@@ -33,8 +33,29 @@ export class CreateProjectDto {
   @IsOptional()
   backgroundPicture?: string;
 
+  @ApiProperty({ description: "Background color of the project (hex or named)", required: false, example: "#4F46E5" })
+  @IsString()
+  @IsOptional()
+  @MaxLength(20)
+  backgroundColor?: string;
+
+  @ApiProperty({ description: "Whether the project is active", required: false, default: true, example: true })
+  @IsBoolean()
+  @IsOptional()
+  isActive?: boolean;
+
   @ApiProperty({ description: "ID of the workspace this project belongs to", example: "a1b2c3d4-e5f6-7890-abcd-ef1234567890" })
   @IsUUID()
   @IsNotEmpty()
   workspaceId: string;
+
+  @ApiProperty({
+    description: "IDs of users to assign to the project (must be members of the workspace)",
+    required: false,
+    type: [String],
+    example: ["b2c3d4e5-f6a7-8901-bcde-f12345678901"],
+  })
+  @IsUUID("4", { each: true })
+  @IsOptional()
+  userIds?: string[];
 }