refactor: accept services prop in PatchTestsManagement and ServicesManagement

Add optional services prop so the page can pass pre-fetched data, avoiding duplicate API calls. Fall back to self-fetching when prop is not provided.

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

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

@@ -24,6 +24,13 @@
 		created_by?: string;
 	};
 
+	interface Props {
+		services?: Service[];
+		onRefresh?: () => Promise<void>;
+	}
+
+	let { services: servicesProp, onRefresh }: Props = $props();
+
 	const durationOptions = Array.from({ length: 32 }, (_, i) => (i + 1) * 15);
 
 	let services = $state<Service[]>([]);
@@ -139,6 +146,12 @@
 
 	// =============== API Functions ===============
 	async function fetchServices() {
+		// If the parent provides services via prop, delegate refresh to parent
+		if (servicesProp && onRefresh) {
+			await onRefresh();
+			return;
+		}
+
 		servicesLoading = true;
 		try {
 			const response = await fetch('/api/admin/services', {
@@ -306,8 +319,18 @@
 	}
 
 	// =============== Lifecycle ===============
+	// Single effect: sync from prop when provided, self-fetch when not.
+	// Combined into one effect to prevent the reactive loop where
+	// fetchServices() → onRefresh() → parent updates → servicesProp changes → effect re-runs.
 	$effect(() => {
-		fetchServices();
+		if (servicesProp !== undefined) {
+			if (servicesProp.length > 0) {
+				services = servicesProp;
+			}
+			servicesLoading = false;
+		} else {
+			fetchServices();
+		}
 	});
 </script>
 
@@ -570,7 +593,7 @@
 						id="service-duration"
 						bind:value={newService.duration_minutes}
 						onblur={validateDurationField}
-						class="flex h-10 w-full rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 focus-visible:outline-none {serviceErrors.duration_minutes
+						class="flex h-9 w-full rounded-md border border-input bg-background px-3 py-1 text-sm shadow-xs ring-offset-background transition-[color,box-shadow] outline-none focus-visible:border-ring focus-visible:ring-[3px] focus-visible:ring-ring/50 disabled:cursor-not-allowed disabled:opacity-50 {serviceErrors.duration_minutes
 							? 'border-red-500'
 							: ''}"
 					>