Added exif as optional extension in requirements

diff --git a/content/docs/admin/installation.md b/content/docs/admin/installation.md
index 03d49e0b7a9f8fe92d787123359a5fcc5431de02..342671f8f63feca42876574845b007a36fc47535 100644 (file)
--- a/content/docs/admin/installation.md
+++ b/content/docs/admin/installation.md
@@ -29,7 +29,7 @@ BookStack has the following core requirements:
 * **PHP** >= 8.1
     * For installation and maintenance, you'll need to be able to run `php` from the command line.
     * Required Extensions: gd, dom, iconv, mbstring, mysqlnd, openssl, pdo, pdo_mysql, tokenizer, xml, zip.
-    * Optional Extensions: ldap *(If wanting to use LDAP Auth)*.
+    * Optional Extensions: ldap *(If wanting to use LDAP Auth)*, exif *(For accurate image rotation handling)*.
     * *For PHP MySQL extensions use `nd` (Native Driver) variants where provided, otherwise these may be the default provided in modern `mysql` PHP extension packages.*
 * **MySQL** >= 5.7 or **MariaDB** >= 10.2
     * For the storage of BookStack content and data.