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+To issue a certificate:
+
+1. Set certificates in your server .conf to this:
+   ```
+   ssl_certificate /etc/nginx/snakeoil.pem;
+   ssl_certificate_key /etc/nginx/snakeoil.key;
+   ```
+
+3. Issue the certificate:
+   ```
+   docker compose exec acme mkdir /etc/ssl/<domain>
+   docker compose exec acme --issue --server letsencrypt -d <domain> --webroot /var/www/html/<domain>
+   docker compose exec acme --install-cert -d <domain> --key-file /etc/ssl/<domain>/key.pem --fullchain-file /etc/ssl/<domain>/fullchain.pem
+   ```
+
+4. Set certificates in your server .conf to this:
+   ```
+   ssl_certificate /etc/ssl/<domain>/fullchain.pem;
+   ssl_certificate_key /etc/ssl/<domain>/key.pem;
+   ```
+
+5. Restart nginx:
+   ```
+   docker compose exec nginx nginx -s reload
+   ```
+   You have to do this (or restart) every up to 3 months.
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