Laravel routes behind reverse proxy

Title: Solving Laravel Routes Behind Reverse Proxy Issues Body:

A reverse proxy is an essential tool for handling web traffic and routing requests to the appropriate servers or websites. It helps in securing, optimizing, and scaling a web application by acting as an intermediary between clients and one or more origin servers. However, when using Laravel framework routes behind a reverse proxy, we might encounter issues where the routes are prefixed with internal server IP addresses or computer names instead of the actual domain name we're trying to access.

1. Firstly, it is crucial to ensure that both the web server and the reverse proxy are using standard port numbers. The default ports for a web server (http) and a reverse proxy (https) are 80 and 443 respectively. If you have customized these port numbers in your Apache configuration files, make sure they match those used on both servers.
2. Next, check the Apache VirtualHost configuration for the correct ServerName directive. In our example given above, we can see that the ServerName is 'igateway.somedomain.com'. This should be the domain name you intend to use in your Laravel application. Make sure this matches with the actual domain name set in config/app.php.
3. Ensure both the web server and the reverse proxy have the correct IP addresses configured. In our example, the ProxyPass directive points to 'http://10.47.32.22:80/' which is the IP address of the web server. Make sure this IP address matches the one used in your Laravel application's configuration files.
4. Verify that you have set the correct TLS/SSL certificate on both the reverse proxy and the web server, if applicable. This ensures secure communication between them, and can help avoid mixed content issues where some resources are accessible but others still use HTTP instead of HTTPS.
5. In your Laravel application, add custom headers to prevent browsers or clients from using cached data. This can be done by setting the following lines in your Laravel's .htaccess file:

   Header always set X-Frame-Options: SAMEORIGIN
   
   Header always set Cache-Control: no-store, no-cache
   
   Header always set Pragma: no-cache

   This will prevent cached data from being loaded and ensure the latest version of your website is always accessed.
6. Consider using Laravel's route aliasing feature. You can define a specific route name in your routes file, and then use this name instead of the full URL path inside your views or controller actions. This ensures consistency in your application while maintaining clean and concise code as well.
7. Finally, ensure you clear all browser caches to test that the changes are effective. You can also try accessing different pages on your website to confirm if all routes work correctly.

By following these steps and incorporating Laravel best practices, you should be able to successfully use your reverse proxy without any issues with Laravel routes. A well-configured setup will ensure a seamless experience for both developers and end users alike.