refactoring and tests

website/package.json

@@ -9,7 +9,7 @@
         "postbuild": "npx tsx src/lib/scripts/sitemap.ts",
         "preview": "vite preview",
         "check": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json",
-        "test": "node --import tsx --test \"src/**/*.test.ts\"",
+        "test": "node --import tsx --import ./src/test/register.mjs --experimental-wasm-modules --disable-warning=ExperimentalWarning --test \"src/**/*.test.ts\"",
         "generate:example": "node --import tsx src/lib/scripts/example-statistics.ts",
         "check:watch": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json --watch",
         "lint": "prettier --check . --config ../.prettierrc --ignore-path ../.prettierignore --ignore-path ./.gitignore && eslint .",
@@ -22,7 +22,7 @@
         "@sveltejs/adapter-static": "^3.0.8",
         "@sveltejs/enhanced-img": "^0.6.0",
         "@sveltejs/kit": "^2.21.2",
-        "@sveltejs/vite-plugin-svelte": "^5.1.0",
+        "@sveltejs/vite-plugin-svelte": "^6.2.4",
         "@tailwindcss/vite": "^4.1.8",
         "@types/eslint": "^9.6.1",
         "@types/events": "^3.0.3",
@@ -61,7 +61,7 @@
         "tw-animate-css": "^1.4.0",
         "typescript": "^5.8.3",
         "vaul-svelte": "^1.0.0-next.7",
-        "vite": "^6.3.5",
+        "vite": "^7.3.7",
         "vite-plugin-wasm": "^3.6.0"
     },
     "type": "module",