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',