diff --git a/demo/package-lock.json b/demo/package-lock.json
index 2f5ef61c..31d93623 100644
--- a/demo/package-lock.json
+++ b/demo/package-lock.json
@@ -34,19 +34,17 @@
       "devDependencies": {
         "@eslint/eslintrc": "^3.1.0",
         "@eslint/js": "^9.9.0",
-        "@types/jasmine": "^5.1.0",
         "@types/node": "^24.3.0",
         "@typescript-eslint/eslint-plugin": "^8.0.1",
-        "esbuild": "^0.25.0",
+        "@vitest/browser": "^4.0.18",
+        "@vitest/browser-playwright": "^4.0.18",
+        "esbuild": "^0.27.0",
         "eslint": "^9.9.0",
         "eslint-config-prettier": "^10.0.1",
         "eslint-plugin-prettier": "^5.0.0",
-        "jasmine": "^5.0.2",
-        "jasmine-core": "^5.0.1",
-        "karma": "^6.4.2",
-        "karma-chrome-launcher": "^3.2.0",
-        "karma-jasmine": "^5.1.0",
-        "typescript": "^5.1.6"
+        "playwright": "^1.58.0",
+        "typescript": "^5.1.6",
+        "vitest": "^4.0.18"
       }
     },
     "node_modules/@esbuild/android-arm": {
@@ -1330,21 +1328,19 @@
       "requires": {
         "@eslint/eslintrc": "^3.1.0",
         "@eslint/js": "^9.9.0",
-        "@types/jasmine": "^5.1.0",
         "@types/node": "^24.3.0",
         "@typescript-eslint/eslint-plugin": "^8.0.1",
+        "@vitest/browser": "^4.0.18",
+        "@vitest/browser-playwright": "^4.0.18",
         "commander": "^14.0.0",
-        "esbuild": "^0.25.0",
+        "esbuild": "^0.27.0",
         "eslint": "^9.9.0",
         "eslint-config-prettier": "^10.0.1",
         "eslint-plugin-prettier": "^5.0.0",
-        "jasmine": "^5.0.2",
-        "jasmine-core": "^5.0.1",
-        "karma": "^6.4.2",
-        "karma-chrome-launcher": "^3.2.0",
-        "karma-jasmine": "^5.1.0",
         "linkedom": "^0.18.7",
-        "typescript": "^5.1.6"
+        "playwright": "^1.58.0",
+        "typescript": "^5.1.6",
+        "vitest": "^4.0.18"
       }
     },
     "call-bind": {