fix: move settings tab in admin to separate function and initialize i…

…t on init hook.

admin/class-nginx-helper-admin.php

@@ -78,6 +78,14 @@ public function __construct( $plugin_name, $version ) {
 		$this->plugin_name = $plugin_name;
 		$this->version     = $version;
 
+		$this->options = $this->nginx_helper_settings();
+	}
+
+	/**
+	 * Initialize the settings tab.
+     * Required since i18n is used in the settings tab which can be invoked only after init hook since WordPress 6.7
+	 */
+	public function initialize_setting_tab() {
 		/**
 		 * Define settings tabs
 		 */
@@ -94,10 +102,9 @@ public function __construct( $plugin_name, $version ) {
 				),
 			)
 		);
-
-		$this->options = $this->nginx_helper_settings();
 	}
 
+
 	/**
 	 * Register the stylesheets for the admin area.
 	 *

includes/class-nginx-helper.php

@@ -169,7 +169,7 @@ private function define_admin_hooks() {
 		global $nginx_helper_admin, $nginx_purger;
 
 		$nginx_helper_admin = new Nginx_Helper_Admin( $this->get_plugin_name(), $this->get_version() );
-
+		$this->loader->add_action( 'init', $nginx_helper_admin, 'initialize_setting_tab' );
 		// Defines global variables.
 		if ( ! empty( $nginx_helper_admin->options['cache_method'] ) && 'enable_redis' === $nginx_helper_admin->options['cache_method'] ) {