perf: optimize app startup and background lifecycles

electron/utils/proxy-fetch.ts

@@ -4,13 +4,14 @@
  * for non-Electron test environments.
  */
 
+import { net } from 'electron';
+
 export async function proxyAwareFetch(
   input: string | URL,
   init?: RequestInit
 ): Promise<Response> {
   if (process.versions.electron) {
     try {
-      const { net } = await import('electron');
       return await net.fetch(input, init);
     } catch {
       // Fall through to the global fetch.