docs: PHP configuration guide (#486)

* docs: php configuration guide * Update config.md --------- Co-authored-by: Kévin Dunglas <[email protected]>
dunglas · Jan 20, 2024 · 2ef7762 · 2ef7762
1 parent b624a13
commit 2ef7762
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/docs/config.md b/docs/config.md
@@ -90,7 +90,7 @@ other.example.com {
 ...
 ```
 
-Using the `php_server` directive is generaly what you need,
+Using the `php_server` directive is generally what you need,
 but if you need full control, you can use the lower level `php` directive:
 
 Using the `php_server` directive is equivalent to this configuration:
@@ -139,6 +139,12 @@ Unlike with FPM and CLI SAPIs, environment variables are **not** exposed by defa
 
 To propagate environment variables to `$_SERVER` and `$_ENV`, set the `php.ini` `variables_order` directive to `EGPCS`.
 
+## PHP config
+
+To load [additional PHP configuration files](https://www.php.net/manual/en/configuration.file.php#configuration.file.scan),
+the `PHP_INI_SCAN_DIR` environment variable can be used.
+When set, PHP will load all the file with the `.ini` extension present in the given directories.
+
 ## Enable the Debug Mode
 
 When using the Docker image, set the `CADDY_GLOBAL_OPTIONS` environment variable to `debug` to enable the debug mode: