v4.7 (#12478)

Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>
Co-authored-by: peaklabs-dev <122374094+peaklabs-dev@users.noreply.github.com>
Co-authored-by: Aditya Tripathi <aditya@climactic.co>

app/Support/SftpHostKeyChanged.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace App\Support;
+
+use League\Flysystem\FilesystemException;
+use RuntimeException;
+use Throwable;
+
+class SftpHostKeyChanged extends RuntimeException implements FilesystemException
+{
+    public static function atHost(string $host, Throwable $previous): self
+    {
+        return new self("The SSH host key of the SFTP server {$host} changed. If you expect this change, for example after a reinstall of the server, reset the host key in the storage settings and validate the connection again.", previous: $previous);
+    }
+}