feat: Update total calculator count to include all calculators by modifying the migration script.

hdyc-svelte/src/lib/components/Sidebar.svelte

@@ -3,15 +3,15 @@
   import { onMount } from 'svelte';
   import { page } from '$app/stores';
   import { categories } from '$lib/data/stats';
-  import type { CalculatorDef } from '$lib/data/calculators';
+  import { loadCalculators, type CalculatorDef } from '$lib/data/calculatorLoader';
 
   let allCalculators: CalculatorDef[] = [];
   let isLoaded = false;
 
   async function loadData() {
     if (isLoaded || !browser) return;
-    const module = await import('$lib/data/calculators');
-    allCalculators = module.calculators;
+    const data = await loadCalculators();
+    allCalculators = data;
     isLoaded = true;
   }