fix: simplify opener import and improve error logging

src/app/utils/tauri.ts

@@ -6,14 +6,13 @@ export const openExternalUrl = async (url: string): Promise<void> => {
   // Only run this in Tauri builds
   if (typeof window !== 'undefined' && (window as any).__TAURI__) {
     try {
-      // Use new Function to avoid static analysis by Vite/Rollup
-      await new Function(
-        'url',
-        "return import('@tauri-apps/plugin-opener').then(m => m.openUrl(url));"
-      )(url);
+      const { openUrl } = await import('@tauri-apps/plugin-opener');
+      await openUrl(url);
       return;
     } catch (err) {
-      console.warn('Tauri opener.openUrl failed, falling back to window.open:', err);
+      console.error('Tauri opener.openUrl failed:', err);
+      // Don't fall back to window.open in Tauri - it won't work with localhost plugin
+      return;
     }
   }
   window.open(url, '_blank');