paperless.conf

<VirtualHost *:80>
  # This is a minimal configuration to get Apache to work as a reverse proxy for paperless-ngx
  # Tested on paperless-ngx 1.8.0 running in a Docker container 
  # and apache 2.4.52 running on Ubuntu Jammy 22.04.1 LTS 
  ServerName servername

  <Proxy *>
    Order deny,allow
    Allow from all
  </Proxy>

  ProxyPreserveHost On
  ProxyPass / http://localhost:8000/
  ProxyPassReverse / http://localhost:8000/
  ProxyRequests off

  RewriteEngine on
  RewriteCond %{HTTP:Upgrade} websocket [NC]
  RewriteCond %{HTTP:Connection} upgrade [NC]
  RewriteRule ^/?(.*) "ws://localhost:8000/$1" [P,L]  
</VirtualHost>