server { listen 443 ssl; server_name api.sandbox.gitwit.dev; ssl_certificate /etc/letsencrypt/live/api.sandbox.gitwit.dev/fullchain.pem; # managed by Certbot ssl_certificate_key /etc/letsencrypt/live/api.sandbox.gitwit.dev/privkey.pem; # managed by Certbot location / { proxy_pass http://localhost:4000; proxy_http_version 1.1; proxy_set_header Upgrade $http_upgrade; proxy_set_header Connection 'upgrade'; proxy_set_header Host $host; proxy_cache_bypass $http_upgrade; } }