feat(tree): implement tree component with checkbox support and manager pattern

- Added core Tree component (BimTree, BimTreeNode)
- Added TreeManager for lifecycle management
- Added ModelTreeManager for business logic encapsulation (Tree + Dialog)
- Integrated into BimEngine and updated demos
- Added internationalization support

src/locales/en-US.ts

@@ -22,7 +22,16 @@ export const enUS: TranslationDictionary = {
     testContent: '<div style="padding: 10px;">This is a <b>draggable</b> and <b>resizable</b> dialog.<br><br>Try dragging the title bar or resizing from the bottom-right corner.</div>',
   },
   menu: {
-    info: "info",
-    home: "home",
+    info: 'Info',
+    home: 'Home',
+  },
+  tree: {
+    modelStruct: 'Model Structure',
+    floor1: 'Level 1',
+    floor2: 'Level 2',
+    wall: 'Walls',
+    column: 'Columns',
+    window: 'Windows',
+    door: 'Doors',
   }
 };

src/locales/types.ts

@@ -26,6 +26,15 @@ export interface TranslationDictionary {
   menu: {
     info: string;
     home: string;
+  };
+  tree: {
+    modelStruct: string;
+    floor1: string;
+    floor2: string;
+    wall: string;
+    column: string;
+    window: string;
+    door: string;
   }
 }
 

src/locales/zh-CN.ts

@@ -22,7 +22,16 @@ export const zhCN: TranslationDictionary = {
     testContent: '<div style="padding: 10px;">这是一个 <b>可拖拽</b> 且 <b>可缩放</b> 的弹窗。<br><br>你可以尝试拖动标题栏，或者拖动右下角改变大小。</div>',
   },
   menu: {
-    info: "信息",
-    home: "首页"
+    info: '信息',
+    home: '首页',
+  },
+  tree: {
+    modelStruct: '模型结构',
+    floor1: '一楼',
+    floor2: '二楼',
+    wall: '墙体',
+    column: '柱子',
+    window: '窗户',
+    door: '门',
   }
 };