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sudo apt update
sudo apt install nginx

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sudo nano /etc/nginx/nginx.conf

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worker_processes auto;

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events {
 worker_connections 2048;
}

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http {
 keepalive_timeout 65;
}

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sudo systemctl reload nginx

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sudo npm install pm2 -g

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pm2 start app.js

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sudo nano /etc/nginx/nginx.conf

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http {
 ...
 upstream backend {
     server 127.0.0.1:3000;
     server 127.0.0.1:3001;
 }
 
 server {
     listen 80;
     server_name your_domain.com;
     
     location / {
         proxy_pass http://backend;
         proxy_set_header Host $host;
         proxy_set_header X-Real-IP $remote_addr;
     }
 }
 ...
}

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sudo systemctl reload nginx

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