Kill VS Code when process exits

This is to ensure it doesn't hang around.

src/node/entry.ts

@@ -102,10 +102,6 @@ const main = async (args: DefaultedArgs): Promise<void> => {
     throw new Error("Please pass in a password via the config file or $PASSWORD")
   }
 
-  ipcMain.onDispose(() => {
-    //  TODO: register disposables
-  })
-
   const [app, server] = await createApp(args)
   const serverAddress = ensureAddress(server)
   await register(app, server, args)

src/node/vscode.ts

@@ -7,6 +7,7 @@ import { arrayify, generateUuid } from "../common/util"
 import { rootPath } from "./constants"
 import { settings } from "./settings"
 import { isFile } from "./util"
+import { ipcMain } from "./wrapper"
 
 export class VscodeProvider {
   public readonly serverRootPath: string
@@ -16,6 +17,7 @@ export class VscodeProvider {
   public constructor() {
     this.vsRootPath = path.resolve(rootPath, "lib/vscode")
     this.serverRootPath = path.join(this.vsRootPath, "out/vs/server")
+    ipcMain.onDispose(() => this.dispose())
   }
 
   public async dispose(): Promise<void> {