Merge pull request #10288 from nextcloud/docs/enh-triage

Update issue template and docs

.github/ISSUE_TEMPLATE/bug_report_form.yml

@@ -36,6 +36,12 @@ body:
       label: Mail app version
       description: |
           See apps admin page, e.g. 3.7.1
+- type: input
+  id: nextcloud-version
+  attributes:
+    label: Nextcloud version
+    description: |
+      See the admin settings, e.g. 30.0.1
 - type: input
   id: mail-server-service
   attributes:
@@ -62,6 +68,12 @@ body:
           - "PHP 8.2"
           - "PHP 8.3"
           - "Other"
+- type: input
+  id: memcache
+  attributes:
+    label: Nextcloud memory caching
+    description: |
+      If memory caching enable, please let us know what you are using for memcache.local and memcache.distributed.
 - type: dropdown
   id: webserver
   attributes:

doc/admin.md

@@ -49,7 +49,7 @@ Depending on your mail host, it may be necessary to increase your IMAP and/or SM
 
 ### Background sync interval
 
-Configure how often Mail keeps users' mailboxes updated in the background in seconds. Defaults to 3600.
+Configure how often Mail keeps users' mailboxes updated in the background in seconds. Defaults to 3600, minimum 300.
 
 ```php
 'app.mail.background-sync-interval' => 7200,