fix(frontend): add type=module and svelte-preprocess to fix ESM build

frontend/package.json

@@ -2,6 +2,7 @@
   "name": "hiveops-guide-frontend",
   "version": "1.0.0",
   "private": true,
+  "type": "module",
   "scripts": {
     "dev": "vite",
     "build": "vite build",
@@ -13,6 +14,7 @@
     "@tsconfig/svelte": "^5.0.0",
     "svelte": "^4.0.0",
     "svelte-check": "^3.0.0",
+    "svelte-preprocess": "^5.0.0",
     "typescript": "^5.0.0",
     "vite": "^5.0.0"
   },

frontend/vite.config.ts

@@ -1,8 +1,13 @@
-import { defineConfig } from 'vite';
-import { svelte } from '@sveltejs/vite-plugin-svelte';
+import { defineConfig } from 'vite'
+import { svelte } from '@sveltejs/vite-plugin-svelte'
+import sveltePreprocess from 'svelte-preprocess'
 
 export default defineConfig({
-  plugins: [svelte()],
+  plugins: [
+    svelte({
+      preprocess: sveltePreprocess({ typescript: true })
+    })
+  ],
   server: { port: 5188 },
   preview: { port: 5188 },
-});
+})