In some environments a website will have more than one domain name, serving
the same content. This makes it impossible to set ENDPOINT_URI/COOKIE_DOMAIN
as server environment variables.
If ENDPOINT_URI is unset, use Host: header in its place. Update cache
path to be qualified by it.
In some environments a website will have more than one domain name, serving the same content. This makes it impossible to set ENDPOINT_URI/COOKIE_DOMAIN as server environment variables.
If ENDPOINT_URI is unset, use Host: header in its place. Update cache path to be qualified by it.
Allow COOKIE_DOMAIN to be unset.