add rpc system to improve ipc

events/EventSystem/EventBus.ts

@@ -0,0 +1,12 @@
+import { ipcMain, ipcRenderer } from 'electron'
+
+import { IpcMainEventBus } from './IpcMainEventBus'
+import { IpcRendererEventBus } from './IpcRendererEventBus'
+import { Rpc } from './Rpc'
+
+export const rendererEvents = new IpcRendererEventBus(ipcRenderer)
+export const backendEvents = new IpcMainEventBus(ipcMain)
+
+// Preferred way to communicate typesafe
+export const rendererRpc = new Rpc(rendererEvents)
+export const backendRpc = new Rpc(backendEvents)