A fresh noob needs help for its first certificate

The sonarr section does not work by the way… I am not yet confortable with nginx.

    server {
      listen 80;
      # listen [::]:80;
      server_name media.mydomain.ovh;

      access_log /var/log/nginx/media.mydomain.ovh.log;

      location / {
          proxy_pass http://localhost:8010/;
          proxy_set_header X-Real-IP $remote_addr;
          proxy_set_header Host $host;
          proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
          proxy_set_header X-Forwarded-Proto $scheme;
          proxy_redirect off;
          proxy_buffering off;
          }

      location /sonarr {
          proxy_pass http://localhost:8989/;
          proxy_set_header X-Real-IP $remote_addr;
          proxy_set_header Host $host;
          proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
          proxy_set_header X-Forwarded-Proto $scheme;
          proxy_redirect off;
          proxy_buffering off;
          }
    }