fix ts problem

src/preload/index.ts

@@ -1,9 +1,9 @@
 import { contextBridge, ipcRenderer } from "electron";
 import { electronAPI } from "@electron-toolkit/preload";
-import type { ElectronAPI } from "./index.d";
+import type { SelfAPI } from "./index.d";
 
 // Custom APIs for renderer - bridges to IPC handlers
-const api: ElectronAPI = {
+const api: SelfAPI = {
   // Platform detection
   platform: process.platform,