chore: replace arrow glyphs with ASCII and tidy whitespace

src/components/BookingCalendar.tsx

@@ -271,7 +271,7 @@ export default function BookingCalendar({
                 ))}
               </div>
               <p className="text-[10px] text-slate-500 font-mono">
-                {new Date().toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' })} →{' '}
+                {new Date().toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' })} &gt;{' '}
                 {new Date(Date.now() + quickDuration * 3600_000).toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' })}
               </p>
             </div>

src/components/Logbook.tsx

@@ -21,7 +21,7 @@ interface LogbookProps {
 export default function Logbook({ logs, devices, users, currentUser, onAddLog }: LogbookProps) {
   const [searchTerm, setSearchTerm] = useState('');
   const [typeFilter, setTypeFilter] = useState<string>('non-system');
-  
+
   // Custom Maintenance Log state
   const [showAddLog, setShowAddLog] = useState(false);
   const [targetDeviceId, setTargetDeviceId] = useState('');