fix: self-heal orphaned update records (extension_id=0) in postflight

Joomla's update finder sometimes fails to link #__updates records
to the installed extension. fixUpdateRecords() joins on element+type
to set the correct extension_id.

Authored-by: Moko Consulting
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/script.php

@@ -101,6 +101,9 @@ class Pkg_MokowaasInstallerScript
 		// Clean up stale/duplicate update sites
 		$this->cleanupStaleUpdateSites();
 
+		// Fix orphaned update records (extension_id=0)
+		$this->fixUpdateRecords();
+
 		// Trigger heartbeat registration
 		$this->sendHeartbeat();
 
@@ -555,6 +558,29 @@ class Pkg_MokowaasInstallerScript
 	 *
 	 * @since   02.31.00
 	 */
+	private function fixUpdateRecords(): void
+	{
+		try
+		{
+			$db = Factory::getDbo();
+
+			// Link orphaned #__updates records to the installed extension
+			$db->setQuery(
+				"UPDATE " . $db->quoteName('#__updates') . " u"
+				. " JOIN " . $db->quoteName('#__extensions') . " e"
+				. " ON u.element = e.element AND u.type = e.type"
+				. " SET u.extension_id = e.extension_id"
+				. " WHERE u.extension_id = 0"
+				. " AND u.element LIKE " . $db->quote('%mokowaas%')
+			);
+			$db->execute();
+		}
+		catch (\Throwable $e)
+		{
+			// Non-critical
+		}
+	}
+
 	private function cleanupStaleUpdateSites(): void
 	{
 		try