Resolve error in default ini

src/main/config.default.ini.php

@@ -1,7 +1,7 @@
 ;<?php exit(); ?>
 
 [admin]
-# PHC-formatted hash of password for the CLI of `api.php`. (You can create one using PHP's `password_hash`.) Escaping
+# PHC-formatted hash of password for the CLI of `api.php`. You can create one using PHP's `password_hash`. Escaping
 # dollar symbols is optional. If set to its default value, or if empty, the CLI is disabled.
 cli_password = "REPLACE THIS WITH A SECRET VALUE"
 

src/main/php/com/fwdekker/deathnotifier/wikipedia/Wikipedia.php

@@ -46,13 +46,8 @@ class Wikipedia
      */
     private function api_fetch(array $params): mixed
     {
-        $config = Config::get("wikipedia");
-        $user_agent =
-            sprintf(
-                self::USER_AGENT_FORMAT,
-                $config["user_agent_contact"],
-                "curl/" . curl_version()["version"],
-            );
+        $curl_version = curl_version()["version"] ?? "unknown";
+        $user_agent = sprintf(self::USER_AGENT_FORMAT, Config::get("wikipedia")["user_agent_contact"], $curl_version);
 
         $ch = curl_init();
         curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);