Show publication time in larger update version message

renderer/app.js

@@ -9558,6 +9558,14 @@ function _renderUpdateReleaseNotes(container, value) {
   return container.childElementCount > 0;
 }
 
+function formatUpdatePublicationDate(value) {
+  if (!value) return '';
+  const date = new Date(value);
+  if (!Number.isFinite(date.getTime())) return '';
+  const pad = number => String(number).padStart(2, '0');
+  return `${pad(date.getDate())}.${pad(date.getMonth() + 1)}.${date.getFullYear()} - ${pad(date.getHours())}:${pad(date.getMinutes())}`;
+}
+
 function showUpdateBanner(info) {
   if (!info) return;
   _knownUpdateInfo = { ...info, available: true };
@@ -9575,7 +9583,8 @@ function showUpdateBanner(info) {
   const installButton = document.getElementById('installUpdateBtn');
   if (title) title.textContent = 'Eine neue Version ist verfügbar!';
   if (message) {
-    message.textContent = `Update v${version} verfügbar`;
+    const publishedAt = formatUpdatePublicationDate(info.publishedAt);
+    message.textContent = `Update v${version} verfügbar${publishedAt ? ` (${publishedAt})` : ''}`;
     message.hidden = false;
   }
   if (notes && notesBody) {

renderer/i18n.js

@@ -804,6 +804,7 @@
     if (exact) return `${leading}${exact}${trailing}`;
     const patterns = target === 'en'
       ? [
+          [/^Update v([\d.]+) verfügbar \(([^)]+)\)$/, 'Update v$1 available ($2)'],
           [/^Update v(.+) verfügbar$/, 'Update v$1 available'],
           [/^Wiederhergestellte Warteschlange startet in (.+) s \((.+) Jobs\)\.$/, 'Restored queue starts in $1 s ($2 jobs).'],
           [/^Login ok, Upload-Form bereit \(Dateifeld: (.+)\)$/, 'Login successful, upload form ready (file field: $1)'],
@@ -912,6 +913,7 @@
           [/^Update v(.+) verfügbar\. Klicken zum Installieren\.$/, 'Update v$1 available. Click to install.']
         ]
       : [
+          [/^Update v([\d.]+) available \(([^)]+)\)$/, 'Update v$1 verfügbar ($2)'],
           [/^Update v(.+) available$/, 'Update v$1 verfügbar'],
           [/^Sleep in (\d+)s\.\.\.$/, 'Ruhezustand in $1s...'],
           [/^Shut down in (\d+)s\.\.\.$/, 'Herunterfahren in $1s...'],

renderer/styles.css

@@ -2952,7 +2952,7 @@ select.hs-input { max-width: none; width: auto; min-width: 140px; }
 .update-dialog-copy p {
   margin: 0;
   color: var(--text-muted);
-  font-size: 12px;
+  font-size: 14px;
   line-height: 1.55;
 }