收口移动运行时桥接边界

将 Expo host.getRuntime 回包组装收口到 runtime 模块

让移动 dispatch 只委托运行时请求

同步移动壳结构门禁、架构文档和共享记忆

apps/mobile-shell/src/host-bridge/dispatch.ts

@@ -1,12 +1,6 @@
 import * as Linking from 'expo-linking';
-import { Platform } from 'react-native';
 
-import {
-  HOST_BRIDGE_VERSION,
-  type HostBridgeRequest,
-} from '../../../../packages/shared/src/contracts/hostBridge';
-import { MOBILE_SHELL_HOST_VERSION } from '../shell/runtime';
-import { resolveMobileHostCapabilities } from './capabilities';
+import { type HostBridgeRequest } from '../../../../packages/shared/src/contracts/hostBridge';
 import {
   captureImageFile,
   exportAudioFile,
@@ -43,6 +37,7 @@ import {
   reloadMobileHostBridgeWebView,
 } from './navigation';
 import { getMobileHostBridgeNetworkStatus } from './network';
+import { getMobileHostBridgeRuntime } from './runtime';
 
 let navigation: MobileHostBridgeNavigation | null = null;
 
@@ -52,27 +47,12 @@ export function configureMobileHostBridgeNavigation(
   navigation = nextNavigation;
 }
 
-function getMobileRuntimePlatform() {
-  return Platform.OS === 'ios' ? 'ios' : 'android';
-}
-
-function getRuntime() {
-  const platform = getMobileRuntimePlatform();
-  return {
-    shell: 'expo_mobile',
-    platform,
-    hostVersion: MOBILE_SHELL_HOST_VERSION,
-    bridgeVersion: HOST_BRIDGE_VERSION,
-    capabilities: resolveMobileHostCapabilities(platform),
-  };
-}
-
 export async function dispatchMobileHostBridgeRequest(
   request: HostBridgeRequest,
 ) {
   switch (request.method) {
     case 'host.getRuntime':
-      return ok(request, getRuntime());
+      return ok(request, getMobileHostBridgeRuntime());
     case 'appearance.getColorScheme':
       return ok(request, getMobileAppearanceColorScheme());
     case 'app.openExternalUrl':

apps/mobile-shell/src/host-bridge/runtime.ts

@@ -0,0 +1,23 @@
+import { Platform } from 'react-native';
+
+import {
+  HOST_BRIDGE_VERSION,
+  type HostBridgeRuntimeResult,
+} from '../../../../packages/shared/src/contracts/hostBridge';
+import { MOBILE_SHELL_HOST_VERSION } from '../shell/runtime';
+import { resolveMobileHostCapabilities } from './capabilities';
+
+export function getMobileRuntimePlatform() {
+  return Platform.OS === 'ios' ? 'ios' : 'android';
+}
+
+export function getMobileHostBridgeRuntime(): HostBridgeRuntimeResult {
+  const platform = getMobileRuntimePlatform();
+  return {
+    shell: 'expo_mobile',
+    platform,
+    hostVersion: MOBILE_SHELL_HOST_VERSION,
+    bridgeVersion: HOST_BRIDGE_VERSION,
+    capabilities: resolveMobileHostCapabilities(platform),
+  };
+}