Respond from mock backend to prevent app breaking

Author: textbook

e2e/fixtures/server.js

@@ -22,7 +22,7 @@ app.post('/volunteer', (req, res) => {
     body: req.body,
     headers: req.headers
   })
-  res.sendStatus(204)
+  res.json({ volunteer: req.body })
 })
 
 app.get('/_calls', (req, res) => {

e2e/support/index.js

@@ -18,8 +18,3 @@ import './commands'
 
 // Alternatively you can use CommonJS syntax:
 // require('./commands')
-Cypress.on('uncaught:exception', (err, runnable) => {
-  // returning false here prevents Cypress from
-  // failing the test
-  return false
-})