ESLint, update vite to 5.0.0 and other dependencies (#63)

* Update vite to 5.0.0 and other dependencies

* Eslint

* Update workflow

backend/socket-handlers/main-socket-handler.ts

@@ -1,5 +1,4 @@
 import { SocketHandler } from "../socket-handler.js";
-import { Socket } from "socket.io";
 import { DockgeServer } from "../dockge-server";
 import { log } from "../log";
 import { R } from "redbean-node";