test set scheduling ui

frontend/website/cypress/e2e/sets-dashboard.cy.ts

@@ -13,6 +13,10 @@ function interceptAuthenticatedUser(): void {
 describe('sets dashboard', () => {
   beforeEach(() => {
     interceptAuthenticatedUser()
+    cy.intercept('GET', '**/api/schedules', {
+      statusCode: 200,
+      body: { schedules: [] },
+    })
   })
 
   it('shows every available set as a detail link', () => {