接入移动壳图片导入能力

Expo 壳通过系统相册选择器实现 file.importImage

限制导入图片 MIME 与大小并避免暴露设备本地 URI

H5 facade 将用户取消导入归为无选择回退

更新移动壳依赖、配置校验、测试和架构文档

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

@@ -129,18 +129,46 @@ for (const snippet of [
   }
 }
 
-for (const dependency of ['expo-file-system', 'expo-network', 'expo-sharing']) {
+for (const dependency of [
+  'expo-file-system',
+  'expo-image-picker',
+  'expo-network',
+  'expo-sharing',
+]) {
   if (!packageConfig.dependencies?.[dependency]) {
     throw new Error(`mobile shell package missing ${dependency}`);
   }
 }
 
+const imagePickerPlugin = appConfig.plugins?.find((plugin) =>
+  Array.isArray(plugin) ? plugin[0] === 'expo-image-picker' : plugin === 'expo-image-picker',
+);
+if (!imagePickerPlugin) {
+  throw new Error('mobile shell image picker plugin is missing');
+}
+
+if (Array.isArray(imagePickerPlugin)) {
+  const pluginOptions = imagePickerPlugin[1] ?? {};
+  if (typeof pluginOptions.photosPermission !== 'string') {
+    throw new Error('mobile shell image picker photo permission text is missing');
+  }
+  if (
+    pluginOptions.cameraPermission !== false ||
+    pluginOptions.microphonePermission !== false
+  ) {
+    throw new Error('mobile shell image picker must not request camera or microphone');
+  }
+}
+
 for (const snippet of [
   'file.exportText',
   'file.exportImage',
+  'file.importImage',
   'network.status',
   'getMobileNetworkStatus',
   'Sharing.shareAsync',
+  'ImagePicker.launchImageLibraryAsync',
+  'ImagePicker.requestMediaLibraryPermissionsAsync',
   'normalizeHostBridgeExportFileName',
   'base64Data',
 ]) {
@@ -172,6 +200,7 @@ for (const capability of [
   'clipboard.writeText',
   'file.exportText',
   'file.exportImage',
+  'file.importImage',
   'haptics.impact',
 ]) {
   if (!mobileCapabilitySet.has(capability)) {