wrangler

specify routes

routes = [{ pattern = "sub.example.com/r2/*", zone_name = "example.com" }]

wrangler environments

have a custom route but want to do testing on a .workers.dev domain? add this to your wrangler.toml:

[env.dev]
workers_dev = true

you can run it like so then (with the -e flag):

wrangler dev -e dev

logs

for Workers:

wrangler tail

for Cloudflare Pages:

wrangler pages deployment tail