🔥 Remove old frontend (#649)

frontend/tests/unit/upload-button.spec.ts

@@ -1,15 +0,0 @@
-import { shallowMount } from '@vue/test-utils';
-import UploadButton from '@/components/UploadButton.vue';
-import '@/plugins/vuetify';
-
-describe('UploadButton.vue', () => {
-  it('renders props.title when passed', () => {
-    const title = 'upload a file';
-    const wrapper = shallowMount(UploadButton, {
-      slots: {
-        default: title,
-      },
-    });
-    expect(wrapper.text()).toMatch(title);
-  });
-});