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

src/services/host-bridge/hostBridge.test.ts

@@ -1089,4 +1089,34 @@ describe('hostBridge', () => {
       }),
     });
   });
+
+  test('原生 App 宿主取消导入图片时回退为 false', async () => {
+    const invoke = vi.fn(
+      async (_command: string, args?: Record<string, unknown>) => {
+        const request = (args as { request: { id: string } }).request;
+        return {
+          bridge: 'GenarrativeHostBridge',
+          version: 1,
+          id: request.id,
+          ok: false,
+          error: {
+            code: 'cancelled',
+            message: 'file import cancelled',
+          },
+        };
+      },
+    );
+    window.history.replaceState(
+      null,
+      '',
+      nativeAppPath(['file.importImage']),
+    );
+    window.__TAURI__ = {
+      core: {
+        invoke: asTauriInvoke(invoke),
+      },
+    };
+
+    await expect(importHostImageFile()).resolves.toBe(false);
+  });
 });

src/services/host-bridge/hostBridge.ts

@@ -125,7 +125,8 @@ function isUnsupportedHostBridgeError(error: unknown) {
   return (
     error instanceof Error &&
     (error.name === 'unsupported_method' ||
-      error.name === 'unsupported_capability')
+      error.name === 'unsupported_capability' ||
+      error.name === 'cancelled')
   );
 }