Small template improvement

deployment/docker_compose/env.nginx.template

@@ -1,4 +1,6 @@
 # DOMAIN is necessary for https setup, EMAIL is optional
+# DOMAIN should be something like onyx.companyname.com. 
+# Note the lack of the http:// or https:// prefix.
 DOMAIN=
 EMAIL=
 

deployment/docker_compose/env.prod.template

@@ -3,7 +3,8 @@
 # This is only necessary when using the docker-compose.prod.yml compose file.
 
 
-# Could be something like onyx.companyname.com
+# Could be something like https://onyx.companyname.com
+# Note that this SHOULD include the appropriate http:// or https:// prefix.
 WEB_DOMAIN=http://localhost:3000