checkpoint every 5s to avoid SQLite timeouts in public-facing
frontends where SQLite WAL isn't possible.
+ * publicinbox.$NAME.altid is now supported with public-inbox-extindex
+
+ * publicinbox.$NAME.indexheader added to support custom header indexing,
+ see public-inbox-config(5) for details.
+
public-inbox-daemon (-netd, -imapd, -httpd, -nntpd, -pop3d)
* per-listener servername=, serverport=, and multi-accept=
will use C<publicinbox.$NAME.inboxdir> as an internal key which can
cause needless reindexing and require L<--gc> if inboxes are relocated.
+Per-inbox C<publicinbox.$NAME.altid> configs is only supported as of
+public-inbox 2.0+ (PENDING).
+
See L<public-inbox-config(5)> for more details.
=head1 ENVIRONMENT