📝 Add docstrings to #3067

Docstrings generation was requested by @KATO-Hiro.

* #3069 (comment)

The following files were modified:

* `src/routes/(admin)/account_transfer/+page.server.ts`
* `src/routes/workbooks/edit/[slug]/+page.server.ts`

Author: coderabbitai[bot]

src/routes/(admin)/account_transfer/+page.server.ts

@@ -16,6 +16,13 @@ import { Roles } from '$lib/types/user';
 
 let accountTransferMessages: FloatingMessage[] = [];
 
+/**
+ * Prepare data for the account transfer page by validating the current session, enforcing admin access, and constructing the transfer form.
+ *
+ * @param locals - SvelteKit locals providing `auth` for session validation and services used to fetch user data.
+ * @returns An object with `success: true`, `form`: the validated account transfer form with its `message` cleared, and `accountTransferMessages`: the module-level messages array related to account transfers.
+ * @throws Redirects to the login page when the session is missing or the authenticated user is not an admin.
+ */
 export async function load({ locals }) {
   const session = await locals.auth.validate();
 
@@ -79,4 +86,4 @@ export const actions: Actions = {
       };
     }
   },
-};
+};

src/routes/workbooks/edit/[slug]/+page.server.ts

@@ -14,6 +14,10 @@ import { workBookSchema } from '$lib/zod/schema';
 import * as tasksCrud from '$lib/services/tasks';
 import * as workBooksCrud from '$lib/services/workbooks';
 
+/**
+ * Loads workbook and author data, initializes a validation form and task lookups, and enforces edit permissions for the current user.
+ *
+ * @returns An object containing the initialized `form` (prefilled with the workbook), `loggedInAsAdmin` flag, the workbook with author data, `tasks`, and `tasksMapByIds`. If a logged-in user exists but is not authorized to edit the workbook, the returned object includes `status: FORBIDDEN` and a `message` describing the access restriction. */
 export async function load({ locals, params }) {
   const loggedInUser = await getLoggedInUser(locals);
   const loggedInAsAdmin = isAdmin(loggedInUser?.role as Roles);
@@ -97,4 +101,4 @@ export const actions = {
 
     redirect(TEMPORARY_REDIRECT, '/workbooks');
   },
-};
+};