Add hook enums (#8036)

- add an enum to handle hook types (enum are available since PHP 8.1)
- change hook calls from string value to enum value

1 files changed, 1 insertions, 1 deletions

diff --git a/p/api/greader.php b/p/api/greader.php
index 6b67a7451..538292f58 100644
--- a/p/api/greader.php
+++ b/p/api/greader.php
@@ -570,7 +570,7 @@ final class GReaderAPI {
 		$items = [];
 		foreach ($entries as $item) {
 			/** @var FreshRSS_Entry|null $entry */
-			$entry = Minz_ExtensionManager::callHook('entry_before_display', $item);
+			$entry = Minz_ExtensionManager::callHook(Minz_HookType::EntryBeforeDisplay, $item);
 			if ($entry === null) {
 				continue;
 			}