Step 1: Clone into the directory you want it to be kept in
git clone https://github.com/SWE30010-Development-Project-2/backend.git
Step 2: Install MongoDB
Step 3:
npm install
npm run dev
Maybe port 9000 is in use. In powershell, type
netstat -ano | findstr :9000
Then kill the process
taskkill /PID {{Process ID}} /F
More info
Or ask Jordan