typedelectron/assets/preload.js

const { contextBridge, ipcRenderer } = require('electron');
contextBridge.exposeInMainWorld('electronApi', {
  sendMessage: async (channelNameArg, payloadArg) => {
    ipcRenderer.send(channelNameArg, payloadArg);
  },
  receiveMessage: (channelNameArg, func) => {
    ipcRenderer.on(channelNameArg, (event, ...args) => func(...args));
  },
});