release: v0.19.0

Release v0.19.0. See the `## [0.19.0] — 2026-09-29` section of
[CHANGELOG.md](https://github.com/ralksta/immich-folio/blob/dev/CHANGELOG.md)
for the full list.

Highlights: client proofing links (#683), custom content pages (#738),
asset picker search (#740), concurrent-edit detection (#742), env-locked
settings (#739), an accessibility baseline (#741), three security fixes
with advisories (#737, #755, #759), and a pre-release quality pass
(#780–#797).

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: ralksta <ralksta@users.noreply.github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Claude Opus 5 <noreply@anthropic.com>
Co-authored-by: Ralf <rohlenbo79@gmail.com>
Co-authored-by: Paul Thies <110185070+ImScheinox@users.noreply.github.com>
Co-authored-by: lancetm714 <108419425+lancetm714@users.noreply.github.com>
Co-authored-by: Lance Martin <lancetaylor95@gmail.com>

app/admin/styles/settings-editor.css

@@ -269,6 +269,11 @@
   animation: pulse-red 1.5s infinite;
 }
 
+/* The doctor found something worth a look, nothing broken: amber, still. */
+.status-badge-btn.warning .status-dot {
+  background-color: var(--admin-warning);
+}
+
 /* The diagnostics request itself did not run — deliberately not red, and not
    animated: an unanswered check is not a fault report. */
 .status-badge-btn.unknown .status-dot {
@@ -640,6 +645,11 @@
   color: var(--admin-error);
 }
 
+/* A consequence to know about, not an error: --admin-accent may be red (#722). */
+.admin-field-hint--warn {
+  color: var(--admin-warning);
+}
+
 /* A link out of a section header, e.g. to the page the section configures.
    It shows the saved state, not unsaved edits. */
 .settings-section-action {