refactor(run_id): 提炼RunId::short用于warning短展示并加单测

app/Support/RunId.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace App\Support;
+
+class RunId
+{
+    public static function short(string $runId, int $head = 6, int $tail = 4, string $ellipsis = '…'): string
+    {
+        $runId = trim((string) $runId);
+        if ($runId === '') {
+            return '';
+        }
+
+        $len = strlen($runId);
+        if ($len <= ($head + $tail + 1)) {
+            return $runId;
+        }
+
+        $head = max(1, (int) $head);
+        $tail = max(1, (int) $tail);
+
+        return substr($runId, 0, $head) . $ellipsis . substr($runId, -$tail);
+    }
+}