fix: 代码审查6项修复

- 689处空catch块补全日志
- eval远程代码增加SHA256校验
- 删除ToolHubLogger重复定义
- getParentFile()增加null保护
- 提取buildButtonEditorPanelView内通用工具函数到文件级
- 修复HandlerThread/ValueAnimator资源泄漏

code/th_08_content.js

@@ -114,7 +114,7 @@ FloatBallAppWM.prototype.contentQueryToText = function(uriStr, projection, selec
     out.err = String(e);
     return out;
   } finally {
-    try { if (cur) cur.close(); } catch (eC) {}
+    try { if (cur) cur.close();  } catch(eC) { safeLog(null, 'e', "catch " + String(eC)); }
   }
 };