Initial scaffold for Aether Native V3 Electron Launcher

src/preload/index.ts

@@ -0,0 +1,8 @@
+import { contextBridge, ipcRenderer } from 'electron';
+
+contextBridge.exposeInMainWorld('aetherNative', {
+  getSeedConfig: () => ipcRenderer.invoke('get-seed-config'),
+  getDeviceConfig: () => ipcRenderer.invoke('get-device-config'),
+  getJWT: () => ipcRenderer.invoke('get-jwt'),
+  log: (message: string) => console.log('[Native Log]', message),
+});