cleanup: remove unused GuestUrlEditor component and localStorage migration

- Removed unused GuestUrlEditor.tsx component
- Removed localStorage migration code (one-time migration done)
- Guest URLs now fully managed by backend
- Cleaner codebase with no unused components

frontend-modern/src/components/Dashboard/GuestRow.tsx

@@ -63,27 +63,6 @@ export function GuestRow(props: GuestRowProps) {
     }
   });
   
-  // Also check localStorage for backward compatibility during transition
-  createEffect(() => {
-    // Only use localStorage if we haven't loaded from backend yet
-    if (!customUrl()) {
-      const guestURLs = JSON.parse(localStorage.getItem('guestURLs') || '{}');
-      const config = guestURLs[guestId()];
-      if (config && config.url) {
-        setCustomUrl(config.url);
-        // Migrate to backend
-        GuestMetadataAPI.updateMetadata(guestId(), { customUrl: config.url }).catch(() => {});
-      } else if (config && config.host) {
-        // Support old format for backward compatibility
-        const port = config.port ? `:${config.port}` : '';
-        const url = `${config.protocol}://${config.host}${port}`;
-        setCustomUrl(url);
-        // Migrate to backend
-        GuestMetadataAPI.updateMetadata(guestId(), { customUrl: url }).catch(() => {});
-      }
-    }
-  });
-  
   const cpuPercent = createMemo(() => (props.guest.cpu || 0) * 100);
   const memPercent = createMemo(() => {
     if (!props.guest.memory) return 0;

frontend-modern/src/components/Dashboard/GuestUrlEditor.tsx

@@ -1,120 +0,0 @@
-import { Component, createSignal, Show } from 'solid-js';
-import { GuestMetadataAPI } from '@/api/guestMetadata';
-
-interface GuestUrlEditorProps {
-  guestId: string;
-  guestName: string;
-  currentUrl?: string;
-  onUpdate: (url: string | undefined) => void;
-  onClose: () => void;
-}
-
-export const GuestUrlEditor: Component<GuestUrlEditorProps> = (props) => {
-  const [url, setUrl] = createSignal(props.currentUrl || '');
-  const [saving, setSaving] = createSignal(false);
-  const [error, setError] = createSignal<string | null>(null);
-
-  const handleSave = async () => {
-    const urlValue = url().trim();
-    
-    // Validate URL if provided
-    if (urlValue && !urlValue.startsWith('http://') && !urlValue.startsWith('https://')) {
-      setError('URL must start with http:// or https://');
-      return;
-    }
-
-    setSaving(true);
-    setError(null);
-
-    try {
-      await GuestMetadataAPI.updateMetadata(props.guestId, {
-        customUrl: urlValue || undefined
-      });
-      props.onUpdate(urlValue || undefined);
-      // onClose is handled by onUpdate in Dashboard
-    } catch (err) {
-      setError('Failed to save URL');
-      console.error('Failed to save guest URL:', err);
-    } finally {
-      setSaving(false);
-    }
-  };
-
-  const handleDelete = async () => {
-    setSaving(true);
-    setError(null);
-
-    try {
-      await GuestMetadataAPI.updateMetadata(props.guestId, {
-        customUrl: undefined
-      });
-      props.onUpdate(undefined);
-      // onClose is handled by onUpdate in Dashboard
-    } catch (err) {
-      setError('Failed to remove URL');
-      console.error('Failed to remove guest URL:', err);
-    } finally {
-      setSaving(false);
-    }
-  };
-
-  return (
-    <div class="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50">
-      <div class="bg-white dark:bg-gray-800 rounded-lg shadow-xl p-6 max-w-md w-full mx-4">
-        <h3 class="text-lg font-semibold mb-4 text-gray-900 dark:text-gray-100">
-          Edit URL for {props.guestName}
-        </h3>
-        
-        <div class="space-y-4">
-          <div>
-            <label class="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-1">
-              Custom URL
-            </label>
-            <input
-              type="url"
-              value={url()}
-              onInput={(e) => setUrl(e.currentTarget.value)}
-              placeholder="https://example.com"
-              class="w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500 dark:bg-gray-700 dark:text-gray-100"
-            />
-            <p class="mt-1 text-xs text-gray-500 dark:text-gray-400">
-              Leave empty to remove the custom URL
-            </p>
-          </div>
-
-          <Show when={error()}>
-            <div class="text-sm text-red-600 dark:text-red-400">
-              {error()}
-            </div>
-          </Show>
-
-          <div class="flex justify-end gap-2">
-            <Show when={props.currentUrl}>
-              <button
-                onClick={handleDelete}
-                disabled={saving()}
-                class="px-4 py-2 text-sm font-medium text-red-600 hover:text-red-700 dark:text-red-400 dark:hover:text-red-300 disabled:opacity-50"
-              >
-                Remove URL
-              </button>
-            </Show>
-            <button
-              onClick={props.onClose}
-              disabled={saving()}
-              class="px-4 py-2 text-sm font-medium text-gray-700 dark:text-gray-300 bg-gray-100 dark:bg-gray-700 hover:bg-gray-200 dark:hover:bg-gray-600 rounded-md disabled:opacity-50"
-            >
-              Cancel
-            </button>
-            <button
-              onClick={handleSave}
-              disabled={saving()}
-              class="px-4 py-2 text-sm font-medium text-white bg-blue-600 hover:bg-blue-700 rounded-md disabled:opacity-50"
-            >
-              {saving() ? 'Saving...' : 'Save'}
-            </button>
-          </div>
-        </div>
-      </div>
-    </div>
-  );
-};