Add Caddy section

Author: wouterj

setup/web_server_configuration.rst

@@ -9,7 +9,7 @@ The preferred way to develop your Symfony application is to use
 
 However, when running the application in the production environment, you'll need
 to use a fully-featured web server. This article describes how to use Symfony
-with Apache or Nginx.
+with Apache, Nginx or Caddy.
 
 .. sidebar:: The public directory
 
@@ -185,7 +185,43 @@ The **minimum configuration** to get your application running under Nginx is:
 
 For advanced Nginx configuration options, read the official `Nginx documentation`_.
 
+Caddy
+-----
+
+When using Caddy on the server, you can use a configuration like this:
+
+.. code-block:: raw
+
+ # /etc/caddy/Caddyfile
+ domain.tld, www.domain.tld {
+ root * /var/www/project/public
+
+ # serve files directly if they can be found (e.g. CSS or JS files in public/)
+ encode zstd gzip
+ file_server
+
+
+ # otherwise, use PHP-FPM (replace "unix//var/..." with "127.0.0.1:9000" when using TCP)
+ php_fastcgi unix//var/run/php/php7.4-fpm.sock {
+ # optionally set the value of the environment variables used in the application
+ # env APP_ENV "prod"
+ # env APP_SECRET "<app-secret-id>"
+ # env DATABASE_URL "mysql://db_user:db_pass@host:3306/db_name"
+ }
+
+ # return 404 for all other php files not matching the front controller
+ # this prevents access to other php files you don't want to be accessible.
+ @phpFile {
+ path *.php*
+ }
+ error @phpFile "Not found" 404
+ }
+
+See the `official Caddy documentation`_ for more examples, such as using
+Caddy in a container infrastructure,
+
 .. _`Apache documentation`: https://httpd.apache.org/docs/
 .. _`FastCgiExternalServer`: https://docs.oracle.com/cd/B31017_01/web.1013/q20204/mod_fastcgi.html#FastCgiExternalServer
 .. _`Nginx documentation`: https://www.nginx.com/resources/wiki/start/topics/recipes/symfony/
 .. _`How to run Symfony applications using NGINX Unit`: https://unit.nginx.org/howto/symfony/
+.. _`official Caddy documentation`: https://caddyserver.com/docs/