Upgrade to Express 5

[drewbo]

Express 5 is the first major version upgrade in a decade. It has two nice improvements for us: improved promise rejection handling (which has caused errors or annoying code her in the past) and reduction of (older) dependencies

Notes

• https://www.trevorlasn.com/blog/whats-new-in-express-5
• https://expressjs.com/en/guide/migrating-5.html

Acceptance Criteria

• [x] Application uses express 5
• [x] Confirm no use of removed methods and properties
  • [x] app.del()
  • [x] app.param(fn)
  • [x] Pluralized method names
  • [x] Leading colon (:) in the name for app.param(name, fn)
  • [x] req.param(name)
  • [x] res.json(obj, status)
  • [x] res.jsonp(obj, status)
  • [x] res.redirect(url, status)
  • [x] res.redirect('back') and res.location('back')
  • [x] res.send(body, status)
  • [x] res.send(status)
  • [x] res.sendfile()
• [x] Check new path route matching syntax
• [x] Accommodate new rejected promises handled from middleware and handlers
• [x] Review other changes related to these methods
  • [x] express.urlencoded
  • [x] app.router
  • [x] req.body
  • [x] req.host
  • [x] req.query
  • [x] res.clearCookie
  • [x] res.status
  • [x] res.vary
  • [x] res.render

[drewbo]

Closed via #4664