:Bug: Fix type errors (#2428)

Author: KATO-Hiro

src/lib/services/workbook_tasks.ts

@@ -1,6 +1,6 @@
 import type { WorkBook, WorkBookTaskBase, WorkBookTasksBase } from '$lib/types/workbook';
 
-export async function getWorkBookTasks(workBook: WorkBook): Promise<WorkBookTasksBase> {
+export async function getWorkBookTasks(workBook: Omit<WorkBook, 'id'>): Promise<WorkBookTasksBase> {
   const workBookTasks: WorkBookTasksBase = await Promise.all(
     workBook.workBookTasks.map(async (workBookTask: WorkBookTaskBase) => {
       return {

src/lib/services/workbooks.ts

@@ -63,7 +63,7 @@ export async function getWorkBookByUrlSlug(urlSlug: string): Promise<WorkBook |
 
 // See:
 // https://www.prisma.io/docs/orm/prisma-schema/data-model/relations#create-a-record-and-nested-records
-export async function createWorkBook(workBook: WorkBook): Promise<void> {
+export async function createWorkBook(workBook: Omit<WorkBook, 'id'>): Promise<void> {
   const slug = workBook.urlSlug;
 
   if (slug && (await isExistingUrlSlug(slug))) {