Add UI text recommending multi-domain certs (#9393)

* Suggest multi-domain certs in domain selection menu

* Update changelog

* lint: fix long line

Co-authored-by: Alex Zorin <alex@zorin.id.au>

certbot/CHANGELOG.md

@@ -23,6 +23,7 @@ Certbot adheres to [Semantic Versioning](https://semver.org/).
   next major release of Certbot.
 * The `source_address` argument for `acme.client.ClientNetwork` is deprecated
   and support for it will be removed in the next major release.
+* Add UI text suggesting users create certs for multiple domains, when possible
 
 ### Fixed
 

certbot/certbot/display/ops.py

@@ -181,7 +181,10 @@ def _filter_names(names: Iterable[str],
     if override_question:
         question = override_question
     else:
-        question = "Which names would you like to activate HTTPS for?"
+        question = (
+            "Which names would you like to activate HTTPS for?\n"
+            "We recommend selecting either all domains, or all domains in a VirtualHost/server "
+            "block.")
     code, names = display_util.checklist(
         question, tags=sorted_names, cli_flag="--domains", force_interactive=True)
     return code, [str(s) for s in names]