feat(menu): implement right-click menu functions for model operations

- Add i18n translations for quick select menu (zh-CN, en-US)
- Add 8 model operation methods to Engine layer
- Add 8 proxy methods to EngineManager layer
- Implement right-click menu handlers for hide/translucent/isolate/show all
- Add quick select submenu (same type/level/level+type)
- Replace console.log placeholders with actual API calls

src/locales/en-US.ts

@@ -41,7 +41,11 @@ export const enUS: TranslationDictionary = {
         hideOthers: 'Hide Others',
         transparentOthers: 'Transparent Others',
         fitSectionBox: 'Fit Section Box',
-        showAll: 'Show All'
+        showAll: 'Show All',
+        quickSelect: 'Quick Select',
+        selectSameType: 'Select Same Type',
+        selectSameLevel: 'Select Same Level',
+        selectSameLevelType: 'Select Same Level & Type'
     },
     tree: {
         searchPlaceholder: 'Please enter content to search',
@@ -107,15 +111,6 @@ export const enUS: TranslationDictionary = {
                 slope: 'Slope:',
             }
         },
-        units: {
-            mm: 'mm',
-            cm: 'cm',
-            m: 'm',
-            km: 'km',
-            deg: '°',
-            m2: 'm²',
-            percent: '%',
-        },
         settings: {
             title: 'Settings',
             unit: 'Unit:',
@@ -173,11 +168,23 @@ export const enUS: TranslationDictionary = {
         },
         exit: 'Exit',
         path: {
-            dialogTitle: 'Path Walk'
+            dialogTitle: 'Path Roaming',
+            duration: 'Duration',
+            durationUnit: 's',
+            loop: 'Loop',
+            addPoint: 'Add Point',
+            deleteAll: 'Delete All',
+            point: 'Point',
+            play: 'Play',
+            stop: 'Stop',
+            noPoints: 'No points yet'
         }
     },
-    map: {
-        dialogTitle: 'Map'
+    info: {
+        dialogTitle: 'Basic Info',
+        meshCount: 'Mesh Count',
+        totalTriangles: 'Total Triangles',
+        totalVertices: 'Total Vertices',
     },
     aiChat: {
         title: 'AI Assistant',

src/locales/types.ts

@@ -61,6 +61,14 @@ export interface TranslationDictionary {
         transparentOthers: string;
         fitSectionBox: string;
         showAll: string;
+        /** 快速选择 */
+        quickSelect: string;
+        /** 选择同类模型 */
+        selectSameType: string;
+        /** 选择同层模型 */
+        selectSameLevel: string;
+        /** 选择同层同类模型 */
+        selectSameLevelType: string;
     };
     tree: {
         searchPlaceholder: string;
@@ -111,16 +119,6 @@ export interface TranslationDictionary {
                 slope: string;
             };
         };
-        units: {
-            mm: string;
-            cm: string;
-            m: string;
-            km: string;
-            deg: string;
-            m2: string;
-            percent: string;
-        };
-
         /**
          * 设置面板（单位/精度）
          */
@@ -181,11 +179,33 @@ export interface TranslationDictionary {
         };
         exit: string;
         path: {
+            /** 对话框标题 */
             dialogTitle: string;
+            /** 漫游时间标签 */
+            duration: string;
+            /** 时间单位 */
+            durationUnit: string;
+            /** 循环播放 */
+            loop: string;
+            /** 添加漫游点按钮 */
+            addPoint: string;
+            /** 删除全部按钮 */
+            deleteAll: string;
+            /** 漫游点前缀 */
+            point: string;
+            /** 播放按钮 */
+            play: string;
+            /** 停止按钮 */
+            stop: string;
+            /** 无漫游点提示 */
+            noPoints: string;
         };
     };
-    map: {
+    info: {
         dialogTitle: string;
+        meshCount: string;
+        totalTriangles: string;
+        totalVertices: string;
     };
     aiChat: {
         title: string;

src/locales/zh-CN.ts

@@ -41,7 +41,11 @@ export const zhCN: TranslationDictionary = {
         hideOthers: '其他构件隐藏',
         transparentOthers: '其他构件半透明',
         fitSectionBox: '剖切盒适应',
-        showAll: '显示全部'
+        showAll: '显示全部',
+        quickSelect: '快速选择',
+        selectSameType: '选择同类模型',
+        selectSameLevel: '选择同层模型',
+        selectSameLevelType: '选择同层同类模型'
     },
     tree: {
         searchPlaceholder: '请输入要搜索的内容',
@@ -107,15 +111,6 @@ export const zhCN: TranslationDictionary = {
                 slope: '坡度：',
             }
         },
-        units: {
-            mm: 'mm',
-            cm: 'cm',
-            m: 'm',
-            km: 'km',
-            deg: '°',
-            m2: 'm²',
-            percent: '%',
-        },
         settings: {
             title: '设置',
             unit: '单位：',
@@ -173,11 +168,23 @@ export const zhCN: TranslationDictionary = {
         },
         exit: '退出',
         path: {
-            dialogTitle: '路径漫游'
+            dialogTitle: '路径漫游',
+            duration: '漫游时间',
+            durationUnit: '秒',
+            loop: '循环播放',
+            addPoint: '添加漫游点',
+            deleteAll: '删除全部',
+            point: '漫游点',
+            play: '播放漫游',
+            stop: '停止漫游',
+            noPoints: '暂无漫游点，请添加'
         }
     },
-    map: {
-        dialogTitle: '地图'
+    info: {
+        dialogTitle: '基本信息',
+        meshCount: '构件数量',
+        totalTriangles: '三角面数量',
+        totalVertices: '顶点数量',
     },
     aiChat: {
         title: 'AI 助手',