massive refactoring, Svelte removing

package.json

@@ -0,0 +1,22 @@
+{
+  "name": "diagram-js",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "tsc && vite build",
+    "preview": "vite preview"
+  },
+  "devDependencies": {
+    "prettier": "^3.4.2",
+    "typescript": "~5.6.2",
+    "vite": "^6.0.5"
+  },
+  "dependencies": {
+    "choices.js": "^11.0.3",
+    "diagram-js": "^15.2.4",
+    "min-dash": "^4.2.2",
+    "tiny-svg": "^4.1.3"
+  }
+}