feat: initialize landing application with Vite and Mantine configuration

apps/web/src/hooks/use-electron-printer.ts

@@ -1,4 +1,5 @@
 import { useState, useCallback } from 'react';
+import { useIsElectron } from './use-is-electron';
 
 // ─── Types ──────────────────────────────────────────────────────
 
@@ -50,7 +51,7 @@ export function useElectronPrinter(): UseElectronPrinterReturn {
   const [loading, setLoading] = useState(false);
   const [error, setError] = useState<string | null>(null);
 
-  const isElectron = typeof window !== 'undefined' && !!window.electronAPI;
+  const isElectron = useIsElectron();
 
   const refreshPrinters = useCallback(async (): Promise<ElectronPrinterInfo[]> => {
     if (!window.electronAPI) {

apps/web/src/hooks/use-electron-updater.ts

@@ -1,4 +1,5 @@
 import { useState, useEffect, useCallback } from 'react';
+import { useIsElectron } from './use-is-electron';
 
 // ─── Types ──────────────────────────────────────────────────────
 
@@ -64,7 +65,7 @@ export function useElectronUpdater(): UseElectronUpdaterReturn {
   const [updateInfo, setUpdateInfo] = useState<ElectronUpdateInfo | null>(null);
   const [errorMessage, setErrorMessage] = useState<string | null>(null);
 
-  const isElectron = typeof window !== 'undefined' && !!window.electronAPI;
+  const isElectron = useIsElectron();
 
   useEffect(() => {
     if (!window.electronAPI) return;

apps/web/src/hooks/use-is-electron.ts

@@ -0,0 +1,7 @@
+/**
+ * A utility hook to determine if the React application is running
+ * inside the Electron desktop wrapper or a standard web browser.
+ */
+export function useIsElectron(): boolean {
+  return typeof window !== 'undefined' && !!window.electronAPI;
+}