diff --git a/README.md b/README.md
index 0b95493..235af1d 100644
--- a/README.md
+++ b/README.md
@@ -14,12 +14,17 @@ This is an AIO container done mostly right. It contains Nginx, PHP 8.3 and FPM p
 
 Symfony projects are detected from the `symfony.lock` file.
 
-The support will ensure that composer is installed, and that the cache directory is writable.
+The support will ensure that composer is installed by checking for the presence of a *vendor* directory, and that the cache directories exist and are writable.
+
+It will invoke the following hooks in the `/application/` directory if present:
+
+- `.symfony-preinit` - invoked before the *vendor* directory check and any composer calls.
+- `.symfony-init` - invoked after the *vendor* directory check.
 
 #### BoltCMS
 
-BoltCMS is detected and configured by the Symfony framework support script.
+BoltCMS is detected and configured by the Symfony framework support script. For now, you should do your setup in the `.symfony-init` hook.
 
 ### Composer
 
-While not a frarmework, as a last resort the presence of a `composer.json` file will trigger an install.
+While not a framework, as a last resort the presence of a `composer.json` file will trigger an install.