* Allow setting marketplace URL

* Add zip fill

* Comment out CSP for now

* Fill zip on client as well

Probably will need it for client-side extensions.

* Don't use itemUrl (it's undefined)

* Remove extension rating

* Hide ratings with CSS instead of patching them out

* Add hard-coded fallback for service URL

* Only use coder-develop for extapi if env is explicitly development

* Don't use coder-develop at all for extapi

If you need it, you can set SERVICE_URL.