Hi
I unzip the files and folders in a directory and run
npm install
node run start
The server crashed. Did I miss anything

PS D:\Programming\nodeJS\tutorial\ws\chatCord> npm run dev

[email protected] dev
nodemon server

[nodemon] 2.0.2
[nodemon] to restart at any time, enter rs
[nodemon] watching dir(s): .
[nodemon] watching extensions: js,mjs,json
[nodemon] starting node server.js
Server running on port 3000
node:internal/process/promises:289
triggerUncaughtException(err, true /* fromPromise */);

Error: connect ECONNREFUSED 127.0.0.1:6379
at TCPConnectWrap.afterConnect [as oncomplete] (node:net:1283:16)
Emitted 'error' event on Commander instance at:
at RedisSocket. (D:\Programming\nodeJS\tutorial\ws\chatCord\node_modules@node-redis\client\dist\lib\client\index.js:338:14)
at RedisSocket.emit (node:events:513:28)
at RedisSocket._RedisSocket_connect (D:\Programming\nodeJS\tutorial\ws\chatCord\node_modules@node-redis\client\dist\lib\client\socket.js:119:14)
at process.processTicksAndRejections (node:internal/process/task_queues:95:5)
at async Commander.connect (D:\Programming\nodeJS\tutorial\ws\chatCord\node_modules@node-redis\client\dist\lib\client\index.js:162:9)
at async D:\Programming\nodeJS\tutorial\ws\chatCord\server.js:28:3 {
errno: -4078,
code: 'ECONNREFUSED',
syscall: 'connect',
address: '127.0.0.1',
port: 6379
}

Node.js v19.2.0
[nodemon] app crashed - waiting for file changes before starting...