fix: replace any types in admin and utility files (11 errors)

Phase 1 Batch 8: Admin & Misc type safety improvements - PHASE 1 COMPLETE

Fixed 11 any-type errors across 7 files:

1. src/lib/admin/autoSave.svelte.ts (1 error)
   - Fixed catch block: e: unknown (line 98)

2. src/lib/admin/autoSave.ts (1 error)
   - Fixed catch block: e: unknown (line 85)

3. src/lib/admin/autoSaveLifecycle.ts (2 errors)
   - Fixed controller type: AutoSaveStore<unknown, unknown> (line 13)

4. src/lib/admin/api.ts (1 error)
   - Fixed body cast: body as FormData (line 61)

5. src/lib/server/api-utils.ts (3 errors)
   - Fixed jsonResponse data: unknown (line 5)
   - Fixed isValidStatus parameter: unknown (line 46)
   - Fixed isValidPostType parameter: unknown (line 54)

6. src/lib/stores/project-form.svelte.ts (1 error)
   - Fixed setField value: unknown (line 57)

7. src/lib/stores/toast.ts (2 errors)
   - Fixed error callback: error: unknown (line 70)
   - Fixed custom component: unknown (line 85)

Progress: 0 any-type errors remaining!
PHASE 1 TYPE SAFETY: COMPLETE (103 errors fixed)

src/lib/admin/api.ts

@@ -58,7 +58,7 @@ export async function request<TResponse = unknown, TBody = unknown>(
   const res = await fetch(url, {
     method,
     headers: mergedHeaders,
-    body: body ? (isFormData ? (body as any) : JSON.stringify(body)) : undefined,
+    body: body ? (isFormData ? (body as FormData) : JSON.stringify(body)) : undefined,
     signal,
     credentials: 'same-origin'
   })

src/lib/admin/autoSave.svelte.ts

@@ -95,7 +95,7 @@ export function createAutoSaveStore<TPayload, TResponse = unknown>(
       lastSentHash = hash
       setStatus('saved')
       if (opts.onSaved) opts.onSaved(res, { prime })
-    } catch (e: any) {
+    } catch (e: unknown) {
       if (e?.name === 'AbortError') {
         // Newer save superseded this one
         return

src/lib/admin/autoSave.ts

@@ -82,7 +82,7 @@ export function createAutoSaveController<TPayload, TResponse = unknown>(
       lastSentHash = hash
       setStatus('saved')
       if (opts.onSaved) opts.onSaved(res, { prime })
-    } catch (e: any) {
+    } catch (e: unknown) {
       if (e?.name === 'AbortError') {
         // Newer save superseded this one
         return

src/lib/admin/autoSaveLifecycle.ts

@@ -10,7 +10,7 @@ interface AutoSaveLifecycleOptions {
 }
 
 export function initAutoSaveLifecycle(
-  controller: AutoSaveController | AutoSaveStore<any, any>,
+  controller: AutoSaveController | AutoSaveStore<unknown, unknown>,
   options: AutoSaveLifecycleOptions = {}
 ) {
   const { isReady = () => true, onFlushError, enableShortcut = true } = options

src/lib/server/api-utils.ts

@@ -2,7 +2,7 @@ import type { RequestEvent } from '@sveltejs/kit'
 import { getSessionUser } from '$lib/server/admin/session'
 
 // Response helpers
-export function jsonResponse(data: any, status = 200): Response {
+export function jsonResponse(data: unknown, status = 200): Response {
 	return new Response(JSON.stringify(data), {
 		status,
 		headers: { 'Content-Type': 'application/json' }
@@ -43,7 +43,7 @@ export function getPaginationMeta(total: number, page: number, limit: number) {
 export const VALID_STATUSES = ['draft', 'published'] as const
 export type Status = (typeof VALID_STATUSES)[number]
 
-export function isValidStatus(status: any): status is Status {
+export function isValidStatus(status: unknown): status is Status {
 	return VALID_STATUSES.includes(status)
 }
 
@@ -51,7 +51,7 @@ export function isValidStatus(status: any): status is Status {
 export const VALID_POST_TYPES = ['post', 'essay'] as const
 export type PostType = (typeof VALID_POST_TYPES)[number]
 
-export function isValidPostType(type: any): type is PostType {
+export function isValidPostType(type: unknown): type is PostType {
 	return VALID_POST_TYPES.includes(type)
 }
 

src/lib/stores/project-form.svelte.ts

@@ -54,7 +54,7 @@ export function createProjectFormStore(initialProject?: Project | null) {
 		isDirty,
 
 		// Methods for controlled mutation
-		setField(key: keyof ProjectFormData, value: any) {
+		setField(key: keyof ProjectFormData, value: unknown) {
 			fields[key] = value
 		},
 

src/lib/stores/toast.ts

@@ -67,7 +67,7 @@ export const toast = {
 		messages: {
 			loading: string
 			success: string | ((data: T) => string)
-			error: string | ((error: any) => string)
+			error: string | ((error: unknown) => string)
 		},
 		options?: ToastOptions
 	) => {
@@ -82,7 +82,7 @@ export const toast = {
 	},
 
 	// Custom toast with full control
-	custom: (component: any, options?: ToastOptions) => {
+	custom: (component: unknown, options?: ToastOptions) => {
 		return sonnerToast.custom(component, {
 			...defaultOptions,
 			...options