style: polish button manager and editor layout

scripts/verify_button_editor_layout.py

@@ -0,0 +1,23 @@
+#!/usr/bin/env python3
+import pathlib
+import sys
+
+root = pathlib.Path(__file__).resolve().parents[1]
+text = (root / "code" / "th_14_panels.js").read_text(encoding="utf-8")
+checks = [
+    ("manager has polished helper", "createButtonManagerPolishedCard" in text),
+    ("manager has action chip helper", "createButtonManagerActionChip" in text),
+    ("manager card has two-row layout marker", "按钮管理列表卡片：上信息、下操作" in text),
+    ("manager has search surface marker", "按钮管理搜索卡片" in text),
+    ("editor has hero helper", "createButtonEditorHeroCard" in text),
+    ("editor has field spacing helper", "addButtonEditorField" in text),
+    ("editor hero visible text", "按钮编辑工作台" in text),
+    ("editor sections improved", "常用内容默认展开，低频配置可折叠" in text),
+]
+failed = [name for name, ok in checks if not ok]
+if failed:
+    print("Button manager/editor layout verification FAILED:")
+    for name in failed:
+        print(" - " + name)
+    sys.exit(1)
+print("Button manager/editor layout verification OK")