Update to JSON Forms 3.7 and MUI v7 (#133)

* Update to JSON Forms 3.7 and MUI 7
* Remove cypress tests
* Update ci workflow actions and use node 22
* Fix various vulnerable dependencies using npm audit fix

Author: lucas-koehler

.github/workflows/main.yml

@@ -13,11 +13,11 @@ jobs:
     name: Main
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@master
-      - uses: actions/setup-node@v4
+      - uses: actions/checkout@v6
+      - uses: actions/setup-node@v6
         with:
-          node-version: 20
+          node-version: 22
       - run: npm ci
       - run: npm run lint
       - run: npm run build
-      - run: npm run cypress:ci
+      - run: npm run test

README.md

@@ -2,7 +2,7 @@
 
 This seed demonstrates how to use [JSON Forms](https://jsonforms.io) with React in order to render a simple form for displaying a task entity.
 
-It is based on `create-react-app` and only contains minor modifications.
+It is based on Vite and only contains minor modifications.
 
 - Execute `npm ci` to install the prerequisites. If you want to have the latest released versions use `npm install`.
 - Execute `npm run build` to build the application.