Add Schedule button to archive cards (Issue #208)

- Add "Schedule" button next to "Reprint" on archive cards for quick
  access to print queue functionality
- Button respects queue:create permission for restricted users
- Previously only accessible via context menu (right-click)

Closes #208

frontend/src/pages/ArchivesPage.tsx

@@ -908,6 +908,17 @@ function ArchiveCard({
                 <Printer className="w-3 h-3 flex-shrink-0" />
                 <span className="hidden sm:inline">Reprint</span>
               </Button>
+              <Button
+                variant="secondary"
+                size="sm"
+                className="flex-1 min-w-0"
+                onClick={() => setShowSchedule(true)}
+                disabled={!hasPermission('queue:create')}
+                title={!hasPermission('queue:create') ? 'You do not have permission to add to queue' : 'Schedule Print'}
+              >
+                <Calendar className="w-3 h-3 flex-shrink-0" />
+                <span className="hidden sm:inline">Schedule</span>
+              </Button>
               <Button
                 variant="secondary"
                 size="sm"