fix(prometheus): word the template audit actions; keep the list verdict's apostrophe out of an autoescaped expression (#5692)

Run 9093: test_every_logged_action_is_worded wanted the three
prometheus.template_* actions in ACTIONS, and the list's verdict wrote
"doesn't" as a Jinja string literal, which autoescape turns into '.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

plugins/prometheus/templates/prometheus/templates.html

@@ -17,7 +17,8 @@
 {% endcall %}
 
 <p class="page-verdict">
-  {%- if broken %}<span class="tone-warn">{{ broken|length }} template{{ "s don't" if broken|length != 1 else " doesn't" }} pass the checker; widgets drawn with {{ "them" if broken|length != 1 else "it" }} say so.</span>
+  {%- if broken|length == 1 %}<span class="tone-warn">1 template doesn't pass the checker; widgets drawn with it say so.</span>
+  {%- elif broken %}<span class="tone-warn">{{ broken|length }} templates don't pass the checker; widgets drawn with them say so.</span>
   {%- else %}{{ templates|length }} template{{ "s" if templates|length != 1 }}: {{ templates|length - own|length }} built in, {{ own|length }} of your own.{% endif %}
 </p>
 <p class="field-hint">A template says which of a target's series the Prometheus dashboard widget shows, and how. Built-in ones can be copied and changed; your own you write here, or paste or upload one someone shared.</p>

steward/audit/service.py

@@ -190,6 +190,9 @@ ACTIONS = {
     "prometheus.target_created": "added Prometheus target",
     "prometheus.target_updated": "changed Prometheus target",
     "prometheus.target_deleted": "deleted Prometheus target",
+    "prometheus.template_created": "added Prometheus widget template",
+    "prometheus.template_updated": "changed Prometheus widget template",
+    "prometheus.template_deleted": "deleted Prometheus widget template",
     "backup.made": "sent a backup",
     "backup.failed": "tried to send a backup, which failed:",
 }