fix: replace {__} workaround with clean range() helper in Svelte templates

frontend/src/lib/components/admin/BookingCreateModal.svelte

@@ -5,6 +5,7 @@
 	import { CalendarDate, getLocalTimeZone, type DateValue } from '@internationalized/date';
 	import { isValidUKPhone, toE164UK } from '$lib/utils/phone';
 	import { formatUserName } from '$lib/utils/nameDisplay';
+	import { range } from '$lib/utils/format';
 
 	// UI Components
 	import * as Modal from '$lib/components/ui/dialog';
@@ -1145,10 +1146,8 @@
 							<div class="max-h-[300px] overflow-y-auto rounded-md border border-gray-200">
 								{#if loadingUsers}
 									<div class="space-y-2 p-2">
-										{#each Array(3) as __, i (i)}
+										{#each range(3) as i (i)}
-											{__}
 											<Skeleton class="h-10 w-full" />
-											{__}
 										{/each}
 									</div>
 								{:else if users.length === 0}
@@ -1259,10 +1258,8 @@
 					<Card.Content class="space-y-4">
 						{#if loadingServices}
 							<div class="grid grid-cols-1 gap-4 md:grid-cols-2">
-								{#each Array(4) as __, i (i)}
+								{#each range(4) as i (i)}
-									{__}
 									<Skeleton class="h-28 w-full" />
-									{__}
 								{/each}
 							</div>
 						{:else if services.length === 0}
@@ -1294,10 +1291,8 @@
 								</div>
 								{#if loadingCustomServices}
 									<div class="space-y-2">
-										{#each Array(3) as __, i (i)}
+										{#each range(3) as i (i)}
-											{__}
 											<Skeleton class="h-10 w-full" />
-											{__}
 										{/each}
 									</div>
 								{:else if customServices.length > 0}

frontend/src/lib/components/admin/BusinessSettings.svelte

@@ -14,6 +14,7 @@
 	import type { BusinessSettings } from '$lib/types/settings';
 	import { isValidUKPhone, toE164UK, normalisePhoneInput } from '$lib/utils/phone';
 	import { isValidEmail, normalizeEmail } from '$lib/utils/email';
+	import { range } from '$lib/utils/format';
 
 	let settings = $state<BusinessSettings | null>(null);
 	let loading = $state(true);
@@ -286,8 +287,7 @@
 	<Card.Content>
 		{#if loading}
 			<div class="space-y-4">
-				{#each Array(3) as __, i (i)}
+				{#each range(3) as i (i)}
-					{__}
 					<div class="space-y-2">
 						<Skeleton class="h-4 w-32" />
 						<Skeleton class="h-5 w-full" />

frontend/src/lib/components/admin/CustomServicesManagement.svelte

@@ -2,6 +2,7 @@
 	import { apiFetch } from '$lib/utils/api';
 	import { toast } from 'svelte-sonner';
 	import { sanitizeText } from '$lib/utils/toast-safe';
+	import { range } from '$lib/utils/format';
 	import { Button } from '$lib/components/ui/button';
 	import * as Card from '$lib/components/ui/card';
 	import { Input } from '$lib/components/ui/input';
@@ -283,8 +284,7 @@
 
 		{#if loading}
 			<div class="space-y-3">
-				{#each Array(3) as __, i (i)}
+				{#each range(3) as i (i)}
-					{__}
 					<Skeleton class="h-12 w-full" />
 				{/each}
 			</div>

frontend/src/lib/components/admin/DiscountsManagement.svelte

@@ -1,6 +1,7 @@
 <script lang="ts">
 	import { SvelteDate } from 'svelte/reactivity';
 	import { apiFetch } from '$lib/utils/api';
+	import { range } from '$lib/utils/format';
 	import { toast } from 'svelte-sonner';
 	import { Button } from '$lib/components/ui/button';
 	import * as Card from '$lib/components/ui/card';
@@ -275,8 +276,7 @@
 	<Card.Content>
 		{#if loading}
 			<div class="space-y-3">
-				{#each Array(3) as __, i (i)}
+				{#each range(3) as i (i)}
-					{__}
 					<Skeleton class="h-16 w-full" />
 				{/each}
 			</div>

frontend/src/lib/components/admin/GiftCardsManagement.svelte

@@ -8,6 +8,7 @@
 	import { EmailInput } from '$lib/components/ui/email-input';
 	import * as Modal from '$lib/components/ui/dialog';
 	import { Skeleton } from '$lib/components/ui/skeleton';
+	import { range } from '$lib/utils/format';
 	import { formatUserName } from '$lib/utils/nameDisplay';
 	import { SvelteDate, SvelteURLSearchParams } from 'svelte/reactivity';
 
@@ -1284,8 +1285,7 @@
 			<!-- Mobile view - Balances -->
 			<div class="grid gap-4 md:hidden">
 				{#if loading}
-					{#each Array(2) as __, i (i)}
+					{#each range(2) as i (i)}
-						{__}
 						<div class="space-y-3 rounded-lg border p-4">
 							<Skeleton class="h-4 w-36" />
 							<Skeleton class="h-4 w-full" />
@@ -1412,8 +1412,7 @@
 			<!-- Mobile view - Expired Balances -->
 			<div class="grid gap-4 md:hidden">
 				{#if loadingExpired}
-					{#each Array(2) as __, i (i)}
+					{#each range(2) as i (i)}
-						{__}
 						<div class="space-y-3 rounded-lg border p-4">
 							<Skeleton class="h-4 w-36" />
 							<Skeleton class="h-4 w-full" />

frontend/src/lib/components/admin/HolidayHours.svelte

@@ -3,6 +3,7 @@
 	import { toast } from 'svelte-sonner';
 	import { sanitizeText } from '$lib/utils/toast-safe';
 	import { apiFetch } from '$lib/utils/api';
+	import { range } from '$lib/utils/format';
 
 	// shadcn-svelte components
 	import { Button } from '$lib/components/ui/button';
@@ -342,8 +343,7 @@
 	<Card.Content class="space-y-4">
 		{#if exceptionGroupsLoading}
 			<div class="grid grid-cols-1 gap-4 md:grid-cols-2">
-				{#each Array(2) as __, i (i)}
+				{#each range(2) as i (i)}
-					{__}
 					<Skeleton class="h-32 w-full" />
 				{/each}
 			</div>

frontend/src/lib/components/admin/PatchTestsManagement.svelte

@@ -6,6 +6,7 @@
 	import { Input } from '$lib/components/ui/input';
 	import { Checkbox } from '$lib/components/ui/checkbox';
 	import { Skeleton } from '$lib/components/ui/skeleton';
+	import { range } from '$lib/utils/format';
 	import * as Modal from '$lib/components/ui/dialog';
 	import { SvelteMap } from 'svelte/reactivity';
 
@@ -356,8 +357,7 @@
 
 		<div class="space-y-4 md:hidden">
 			{#if loading}
-				{#each Array(2) as __, i (i)}
+				{#each range(2) as i (i)}
-					{__}
 					<div class="space-y-3 rounded-lg border p-4">
 						<Skeleton class="h-5 w-32" />
 						<Skeleton class="h-4 w-48" />

frontend/src/lib/components/admin/ServicesManagement.svelte

@@ -1,6 +1,7 @@
 <script lang="ts">
 	import { toast } from 'svelte-sonner';
 	import { apiFetch } from '$lib/utils/api';
+	import { range } from '$lib/utils/format';
 
 	// shadcn-svelte components
 	import { Button } from '$lib/components/ui/button';
@@ -462,8 +463,7 @@
 
 		<div class="space-y-4 md:hidden">
 			{#if servicesLoading}
-				{#each Array(3) as __, i (i)}
+				{#each range(3) as i (i)}
-					{__}
 					<div class="rounded-lg border p-4">
 						<div class="space-y-3">
 							<Skeleton class="h-5 w-32" />

frontend/src/lib/components/admin/TimeBlockers.svelte

@@ -4,7 +4,7 @@
 	import { CalendarDate } from '@internationalized/date';
 	import { toast } from 'svelte-sonner';
 	import { sanitizeText } from '$lib/utils/toast-safe';
-	import { formatDuration } from '$lib/utils/format';
+	import { formatDuration, range } from '$lib/utils/format';
 	import { formatUserName } from '$lib/utils/nameDisplay';
 	import { formatLocalDateTime, parseWallClockDate } from '$lib/utils/timeSlots';
 
@@ -552,8 +552,7 @@
 	<Card.Content class="space-y-4">
 		{#if loading}
 			<div class="space-y-3">
-				{#each Array(3) as __, i (i)}
+				{#each range(3) as i (i)}
-					{__}
 					<Skeleton class="h-16 w-full" />
 				{/each}
 			</div>
@@ -666,8 +665,7 @@
 						>
 							Prev
 						</Button>
-						{#each Array(totalPages) as __, i (i)}
+						{#each range(totalPages) as i (i)}
-							{__}
 							<Button
 								variant={currentPage === i + 1 ? 'default' : 'outline'}
 								size="sm"

frontend/src/lib/components/admin/UserModal.svelte

@@ -7,6 +7,7 @@
 	import PatchTestModal from './PatchTestModal.svelte';
 	import { formatUserName } from '$lib/utils/nameDisplay';
 	import { parseWallClockDate } from '$lib/utils/timeSlots';
+	import { range } from '$lib/utils/format';
 
 	interface Props {
 		open: boolean;
@@ -507,8 +508,7 @@
 							Customer Relationship
 						</h3>
 						<div class="space-y-2">
-							{#each Array(5) as __, i (i)}
+							{#each range(5) as i (i)}
-								{__}
 								<div class="h-10 animate-pulse rounded-md bg-gray-200"></div>
 							{/each}
 						</div>

frontend/src/lib/components/admin/UsersCard.svelte

@@ -1,6 +1,7 @@
 <script lang="ts">
 	import { toast } from 'svelte-sonner';
 	import { apiFetch } from '$lib/utils/api';
+	import { range } from '$lib/utils/format';
 	import * as Card from '$lib/components/ui/card';
 	import { Input } from '$lib/components/ui/input';
 	import { Button } from '$lib/components/ui/button';
@@ -176,8 +177,7 @@
 
 			<div class="mt-3 max-h-60 space-y-2 overflow-y-auto">
 				{#if initialLoad}
-					{#each Array(3) as __, i (i)}
+					{#each range(3) as i (i)}
-						{__}
 						<div class="rounded bg-gray-50 p-2">
 							<Skeleton class="mb-1 h-4 w-32" />
 							<Skeleton class="h-3 w-48" />

frontend/src/lib/components/admin/WalkInCreateModal.svelte

@@ -6,6 +6,7 @@
 	import { isValidUKPhone, toE164UK } from '$lib/utils/phone';
 	import { formatUserName } from '$lib/utils/nameDisplay';
 	import { formatLocalDateTime } from '$lib/utils/timeSlots';
+	import { range } from '$lib/utils/format';
 
 	// UI Components
 	import * as Modal from '$lib/components/ui/dialog';
@@ -723,8 +724,7 @@
 							<div class="max-h-[300px] overflow-y-auto rounded-md border border-gray-200">
 								{#if loadingUsers}
 									<div class="space-y-2 p-2">
-										{#each Array(3) as __, i (i)}
+										{#each range(3) as i (i)}
-											{__}
 											<Skeleton class="h-10 w-full" />
 										{/each}
 									</div>
@@ -836,8 +836,7 @@
 					<Card.Content class="space-y-4">
 						{#if loadingServices}
 							<div class="grid grid-cols-1 gap-4 md:grid-cols-2">
-								{#each Array(4) as __, i (i)}
+								{#each range(4) as i (i)}
-									{__}
 									<Skeleton class="h-28 w-full" />
 								{/each}
 							</div>
@@ -870,8 +869,7 @@
 								</div>
 								{#if loadingCustomServices}
 									<div class="space-y-2">
-										{#each Array(3) as __, i (i)}
+										{#each range(3) as i (i)}
-											{__}
 											<Skeleton class="h-10 w-full" />
 										{/each}
 									</div>

frontend/src/lib/components/admin/WeeklySchedule.svelte

@@ -2,6 +2,7 @@
 	import { toast } from 'svelte-sonner';
 	import { browser } from '$app/environment';
 	import { apiFetch } from '$lib/utils/api';
+	import { range } from '$lib/utils/format';
 
 	// shadcn-svelte components
 	import { Button } from '$lib/components/ui/button';
@@ -569,8 +570,7 @@
 
 			<!-- Mobile Skeleton -->
 			<div class="space-y-3 md:hidden">
-				{#each Array(7) as __, i (i)}
+				{#each range(7) as i (i)}
-					{__}
 					<div class="rounded-lg border p-4">
 						<div class="mb-3 flex items-center justify-between">
 							<div class="flex items-center gap-2">

frontend/src/lib/components/today/PendingApprovals.svelte

@@ -8,6 +8,7 @@
 	import { Skeleton } from '$lib/components/ui/skeleton';
 	import ApprovalModal from '$lib/components/admin/ApprovalModal.svelte';
 	import EditRequestModal from '$lib/components/admin/EditRequestModal.svelte';
+	import { range } from '$lib/utils/format';
 	import { formatUserName } from '$lib/utils/nameDisplay';
 
 	interface Props {
@@ -312,8 +313,7 @@
 	<Card.Content>
 		{#if loading}
 			<div class="space-y-3">
-				{#each Array(3) as __, i (i)}
+				{#each range(3) as i (i)}
-					{__}
 					<div class="rounded-lg border p-3">
 						<div class="flex items-start justify-between">
 							<div class="flex-1 space-y-2">

frontend/src/lib/components/today/TodayCalendar.svelte

@@ -5,6 +5,7 @@
 	import { toast } from 'svelte-sonner';
 	import { sanitizeText } from '$lib/utils/toast-safe';
 	import { formatUserName } from '$lib/utils/nameDisplay';
+	import { range } from '$lib/utils/format';
 	import * as Card from '$lib/components/ui/card';
 	import { Button } from '$lib/components/ui/button';
 	import { Badge } from '$lib/components/ui/badge';
@@ -687,8 +688,7 @@
 		<Card.Content>
 			{#if loading}
 				<div class="space-y-3">
-					{#each Array(5) as __, i (i)}
+					{#each range(5) as i (i)}
-						{__}
 						<div class="flex items-center gap-3 rounded-lg border p-3 sm:gap-4">
 							<Skeleton class="h-4 w-[45px] sm:w-[60px] lg:w-[80px]" />
 							<Skeleton class="h-10 w-1 shrink-0" />

frontend/src/lib/components/today/TodayStats.svelte

@@ -4,6 +4,7 @@
 	import { Skeleton } from '$lib/components/ui/skeleton';
 	import * as Card from '$lib/components/ui/card';
 	import { formatLocalDateTime } from '$lib/utils/timeSlots';
+	import { range } from '$lib/utils/format';
 
 	type TodayAppointment = {
 		id: string;
@@ -210,8 +211,7 @@
 	<Card.Content>
 		{#if loading && !stats}
 			<div class="space-y-3">
-				{#each Array(6) as __, i (i)}
+				{#each range(6) as i (i)}
-					{__}
 					<Skeleton class="h-5 w-full" />
 				{/each}
 			</div>

frontend/src/lib/utils/format.ts

@@ -80,3 +80,19 @@ export function calculateAge(dateOfBirth: string | undefined | null): number | n
 	}
 	return age;
 }
+
+/**
+ * Create an array of numbers from 0 to n-1.
+ *
+ * Useful for iterating a fixed number of times in Svelte templates:
+ *
+ *   {#each range(3) as i}
+ *     <div>{i}</div>
+ *   {/each}
+ *
+ * Replaces the `{#each Array(3) as _, i (i)}{__}{/each}` workaround pattern
+ * that was needed to suppress eslint unused-variable warnings.
+ */
+export function range(n: number): number[] {
+	return Array.from({ length: n }, (_, i) => i);
+}

frontend/src/routes/account/+page.svelte

@@ -8,6 +8,7 @@
 	import { apiFetch } from '$lib/utils/api';
 	import UserBookingModal from '$lib/components/account/UserBookingModal.svelte';
 	import { isValidUKPhone, formatPhoneDisplay, toE164UK } from '$lib/utils/phone';
+	import { range } from '$lib/utils/format';
 	import { savedCardsStore, type SavedCard } from '$lib/stores/savedCards.svelte';
 
 	// zxcvbn-ts imports
@@ -1284,8 +1285,7 @@
 		</div>
 		<Card.Root>
 			<Card.Content class="space-y-4 pt-6">
-				{#each Array(5) as __, i (i)}
+				{#each range(5) as i (i)}
-					{__}
 					<Skeleton class="h-12 w-full" />
 				{/each}
 			</Card.Content>
@@ -1523,8 +1523,7 @@
 						</Dialog.Root>
 
 						{#if loadingUser}
-							{#each Array(6) as __, i (i)}
+							{#each range(6) as i (i)}
-								{__}
 											<Skeleton class="h-12 w-full" />
 							{/each}
 						{:else if userData}
@@ -1723,8 +1722,7 @@
 										</div>
 
 										<div class="grid grid-cols-5 gap-3 sm:grid-cols-10">
-											{#each Array(10) as __, i (i)}
+											{#each range(10) as i (i)}
-												{__}
 																			{@const slotNum = i + 1}
 												{@const rot = ((slotNum * 37 + 13) % 7) - 3}
 												{#if slotNum <= (stamps > 0 ? stamps % 10 || 10 : 0)}
@@ -1797,8 +1795,7 @@
 						</Card.Header>
 						<Card.Content class="space-y-2">
 							{#if loadingUpcoming}
-								{#each Array(3) as __, i (i)}
+								{#each range(3) as i (i)}
-									{__}
 													<Skeleton class="h-16 w-full" />
 								{/each}
 							{:else}
@@ -1852,8 +1849,7 @@
 					</Card.Header>
 					<Card.Content class="space-y-2">
 						{#if loadingPast}
-							{#each Array(5) as __, i (i)}
+							{#each range(5) as i (i)}
-								{__}
 											<Skeleton class="h-16 w-full" />
 							{/each}
 						{:else if pastBookings.length === 0}

frontend/src/routes/admin/notifications/+page.svelte

@@ -8,6 +8,7 @@
 	import { apiFetch } from '$lib/utils/api';
 	import { Skeleton } from '$lib/components/ui/skeleton';
 	import { Button } from '$lib/components/ui/button';
+	import { range } from '$lib/utils/format';
 	import { Checkbox } from '$lib/components/ui/checkbox';
 	import ApprovalModal from '$lib/components/admin/ApprovalModal.svelte';
 	import BookingModal from '$lib/components/admin/BookingModal.svelte';
@@ -367,8 +368,7 @@
 {#if pageState === 'loading'}
 	<div class="mx-auto max-w-3xl space-y-4 p-6 pt-24">
 		<Skeleton class="h-8 w-48" />
-		{#each Array(5) as __, i (i)}
+		{#each range(5) as i (i)}
-			{__}
 			<Skeleton class="h-24 w-full" />
 		{/each}
 	</div>

frontend/src/routes/prices/+page.svelte

@@ -5,7 +5,7 @@
 	import { Skeleton } from '$lib/components/ui/skeleton/index.js';
 	import { toast } from 'svelte-sonner';
 	import { apiFetch } from '$lib/utils/api';
-	import { formatDuration } from '$lib/utils/format';
+	import { formatDuration, range } from '$lib/utils/format';
 
 	type Service = {
 		id: string;
@@ -62,8 +62,7 @@
 
 	{#if servicesLoading}
 		<div class="space-y-4">
-			{#each Array(5) as __, i (i)}
+			{#each range(5) as i (i)}
-				{__}
 				<Card.Root class="shadow-sm">
 					<Card.Content>
 						<div class="flex items-start justify-between">

frontend/src/routes/schedule/+page.svelte

@@ -8,6 +8,7 @@
 	import { toast } from 'svelte-sonner';
 	import { SvelteDate } from 'svelte/reactivity';
 	import { fly } from 'svelte/transition';
+	import { range } from '$lib/utils/format';
 	import UserBookingModal from '$lib/components/account/UserBookingModal.svelte';
 	import type { Booking, BookingService } from '$lib/types/booking';
 	import { Button } from '$lib/components/ui/button';
@@ -208,8 +209,7 @@
 			<div class="h-8 w-44 rounded-lg bg-gray-200"></div>
 			<div class="h-4 w-64 rounded bg-gray-200"></div>
 			<div class="space-y-4 pt-2">
-				{#each Array(3) as __, i (i)}
+				{#each range(3) as i (i)}
-					{__}
 					<div class="rounded-xl border bg-white p-5 shadow-sm">
 						<div class="mb-3 flex items-center gap-3">
 							<div class="h-4 w-24 rounded bg-gray-200"></div>
@@ -242,8 +242,7 @@
 
 		{#if loading}
 			<div class="space-y-6">
-				{#each Array(3) as __, i (i)}
+				{#each range(3) as i (i)}
-					{__}
 					<div class="animate-pulse rounded-xl border bg-white p-5 shadow-sm">
 						<div class="mb-3 flex items-center gap-3">
 							<div class="h-4 w-24 rounded bg-gray-200"></div>