kalender und fixes

public/index.php

@@ -882,6 +882,7 @@ if (str_starts_with($route, '/api/')) {
             <div class="p-4 space-y-3">
                 <p id="dialog-msg" class="text-xs text-t-text"></p>
                 <input type="text" id="dialog-input" class="hidden w-full bg-t-bg border border-t-border text-t-bright px-3 py-2 text-sm focus:border-t-accent focus:outline-none placeholder:text-t-dim font-mono">
+                <div id="dialog-datepicker" class="hidden"></div>
             </div>
             <div class="flex justify-end gap-2 px-4 py-3 border-t border-t-border">
                 <button id="dialog-cancel" class="font-pixel text-[10px] px-3 py-1.5 text-xs border border-t-border text-t-muted hover:text-t-bright transition-colors">cancel</button>