收紧宿主壳结构门禁

补齐桌面壳单端 Rust 根目录和分层文件清单检查

将移动壳 src/env.d.ts 纳入根级结构门禁和文档反查

同步宿主壳结构门禁的架构文档与共享记忆

scripts/check-native-shells.mjs

@@ -155,6 +155,11 @@ const expectedMobileHostBridgeFiles = [
   'scanner.ts',
   'share.ts',
 ];
+const expectedMobileSrcRootEntries = [
+  'dir:host-bridge',
+  'dir:shell',
+  'file:env.d.ts',
+];
 const expectedMobileShellFiles = [
   'QrScannerOverlay.tsx',
   'ShellApp.tsx',
@@ -225,6 +230,10 @@ const documentedShellLayerGroups = [
           .map((fileName) => `miniprogram/pages/${route}/${fileName}`),
     ),
   },
+  {
+    label: 'mobile src root entries',
+    files: ['apps/mobile-shell/src/env.d.ts'],
+  },
   {
     label: 'mobile host bridge files',
     files: expectedMobileHostBridgeFiles
@@ -1299,6 +1308,12 @@ function assertHostBridgeLayerLayout() {
     }
   }
 
+  assertSameList(
+    readDirectoryEntryList('apps/mobile-shell/src', 'mobile shell src root entries'),
+    expectedMobileSrcRootEntries,
+    'mobile shell src root entries',
+  );
+
   assertSameList(
     readDirectoryFileList(
       'apps/mobile-shell/src/host-bridge',