fix(email): complete mail settings and templates

inc/modules/user-notifications.php

@@ -219,7 +219,7 @@ function aksrt_add_user_notification(int $user_id, array $payload): void {
 
 	if ($table === '') return;
 
-    $wpdb->insert($table, [
+    $inserted = $wpdb->insert($table, [
         'user_id'     => $user_id,
         'type'        => $type,
         'title'       => sanitize_text_field((string) ($payload['title'] ?? '')),
@@ -229,6 +229,13 @@ function aksrt_add_user_notification(int $user_id, array $payload): void {
         'created_at'  => $created_at,
         'read_at'     => !empty($payload['read']) ? current_time('mysql', true) : null,
     ], ['%d', '%s', '%s', '%s', '%s', '%d', '%s', '%s']);
+	if ($inserted !== false) {
+		do_action('aksrt_notification_sent', $user_id, $type, [
+			'title' => (string) ($payload['title'] ?? ''),
+			'description' => (string) ($payload['desc'] ?? ''),
+			'target_url' => (string) ($payload['url'] ?? ''),
+		]);
+	}
 }
 endif;