first working version with using $state for nodes & edges

packages/svelte/package.json

@@ -58,6 +58,7 @@
     "@sveltejs/adapter-auto": "^3.3.1",
     "@sveltejs/kit": "^2.9.0",
     "@sveltejs/package": "^2.3.7",
+    "@sveltejs/vite-plugin-svelte": "^5.0.1",
     "@typescript-eslint/eslint-plugin": "^8.17.0",
     "@typescript-eslint/parser": "^8.17.0",
     "autoprefixer": "^10.4.20",
@@ -74,7 +75,7 @@
     "postcss-rename": "^0.6.1",
     "prettier": "^3.4.2",
     "prettier-plugin-svelte": "^3.3.2",
-    "svelte": "^5.7.1",
+    "svelte": "^5.9.0",
     "svelte-check": "^4.1.1",
     "svelte-eslint-parser": "^0.43.0",
     "svelte-preprocess": "^6.0.3",