统一移动通知频道契约

将移动端 Android 本地通知频道提升到共享 HostBridge 契约

让 Expo 通知调度和测试复用共享频道标识

增加移动壳配置门禁防止通知频道回退到本地字面量

补充宿主壳方案文档和共享决策记录

apps/mobile-shell/scripts/check-config.mjs

@@ -598,6 +598,10 @@ const sharedPublicWebUrl = extractStringConstExport(
   sharedContractSource,
   'HOST_BRIDGE_PUBLIC_WEB_URL',
 );
+const sharedMobileLocalNotificationChannelId = extractStringConstExport(
+  sharedContractSource,
+  'HOST_BRIDGE_MOBILE_LOCAL_NOTIFICATION_CHANNEL_ID',
+);
 const sharedNativeAppQueryKeys = extractStringArrayExport(
   sharedContractSource,
   'HOST_BRIDGE_NATIVE_APP_QUERY_KEYS',
@@ -632,6 +636,7 @@ const sharedPayloadBoundaryImports = [
   'HOST_BRIDGE_IMPORT_AUDIO_MAX_BYTES',
   'HOST_BRIDGE_IMPORT_IMAGE_MAX_BYTES',
   'HOST_BRIDGE_IMPORT_TEXT_MAX_BYTES',
+  'HOST_BRIDGE_MOBILE_LOCAL_NOTIFICATION_CHANNEL_ID',
   'normalizeHostBridgeQrCodeValue',
   'HOST_BRIDGE_TEXT_MIME_TYPES',
 ];
@@ -664,6 +669,7 @@ const forbiddenLocalPayloadBoundaryDeclarations = [
   'HOST_BRIDGE_DOCUMENT_MIME_TYPES',
   'HOST_BRIDGE_IMAGE_MIME_TYPES',
   'HOST_BRIDGE_AUDIO_MIME_TYPES',
+  'HOST_BRIDGE_MOBILE_LOCAL_NOTIFICATION_CHANNEL_ID',
 ];
 for (const localBoundary of forbiddenLocalPayloadBoundaryDeclarations) {
   if (new RegExp(`const ${localBoundary}\\s*=`).test(hostBridgeSource)) {
@@ -1380,7 +1386,25 @@ for (const forbiddenHostBridgeRuntimeSnippet of ['atob(', 'Buffer.from']) {
 }
 
 if (
-  !/trigger:\s*Platform\.OS === 'android'\s*\?\s*\{\s*channelId: LOCAL_NOTIFICATION_CHANNEL_ID\s*\}\s*:\s*null/.test(
+  dispatchSource.includes("const LOCAL_NOTIFICATION_CHANNEL_ID = '") ||
+  dispatchSource.includes('"genarrative-local"') ||
+  dispatchSource.includes("'genarrative-local'")
+) {
+  throw new Error(
+    'mobile shell local notification channel id must come from shared contract',
+  );
+}
+
+if (sharedMobileLocalNotificationChannelId !== 'genarrative-local') {
+  throw new Error('shared mobile local notification channel id drifted');
+}
+
+if (!dispatchSource.includes('HOST_BRIDGE_MOBILE_LOCAL_NOTIFICATION_CHANNEL_ID')) {
+  throw new Error('mobile shell must use the shared local notification channel id');
+}
+
+if (
+  !/trigger:\s*Platform\.OS === 'android'\s*\?\s*\{\s*channelId: HOST_BRIDGE_MOBILE_LOCAL_NOTIFICATION_CHANNEL_ID\s*\}\s*:\s*null/.test(
     dispatchSource,
   )
 ) {