Strapi Nginx Proxy + Certbot

api.your-strapi-instance.com.conf

server {
    server_name api.your-strapi-instance.com;
    listen [::]:443 ssl ipv6only=on; # managed by Certbot
    listen 443 ssl; # managed by Certbot
    ssl_certificate /etc/letsencrypt/live/api.your-strapi-instance.com/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/api.your-strapi-instance.com/privkey.pem; # managed by Certbot
    include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot

    location / {
        proxy_pass http://127.0.0.1:1337;
        proxy_http_version 1.1;
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header X-Forwarded-Server $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Host $http_host;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "Upgrade";
        proxy_pass_request_headers on;
    }
}

strapi_nginx_setup_notes.txt

# https://docs.strapi.io/dev-docs/deployment/nginx-proxy
apt-get install python
apt-get update
apt-get install certbot
apt-get install python3-certbot-nginx
certbot --nginx -d api.your-strapi-instance.com
crontab -e
0 12 * * * /usr/bin/certbot renew --quiet