refactor: refactor code structure and improve demo page (#4389)

* feat: captcha example

* fix: fix lint errors

* chore: event handling and methods

* chore: add accessibility features ARIA labels and roles

* refactor: refactor code structure and improve captcha demo page

* feat: add captcha internationalization

* chore: 适配时间戳国际化展示

---------

Co-authored-by: vince <vince292007@gmail.com>

packages/locales/src/langs/en-US.json

@@ -311,5 +311,14 @@
       "sidebarToggle": "Enable Sidebar Toggle",
       "lockScreen": "Enable Lock Screen"
     }
+  },
+  "captcha": {
+    "alt": "Supports img tag src attribute value",
+    "title": "Please complete the security verification",
+    "refreshAriaLabel": "Refresh captcha",
+    "confirmAriaLabel": "Confirm selection",
+    "confirm": "Confirm",
+    "pointAriaLabel": "Click point",
+    "clickInOrder": "Please click in order"
   }
 }

packages/locales/src/langs/zh-CN.json

@@ -311,5 +311,14 @@
       "sidebarToggle": "启用侧边栏切换",
       "lockScreen": "启用锁屏"
     }
+  },
+  "captcha": {
+    "alt": "支持img标签src属性值",
+    "title": "请完成安全验证",
+    "refreshAriaLabel": "刷新验证码",
+    "confirmAriaLabel": "确认选择",
+    "confirm": "确认",
+    "pointAriaLabel": "点击点",
+    "clickInOrder": "请依次点击"
   }
 }