feat(ui): [UI7-1] 构建通用原子UI组件与业务Hooks

client/src/lib/resolveErrorMessage.ts

@@ -0,0 +1,14 @@
+import { isApiError } from "../api/types";
+import { mapApiErrorMessage } from "../api/errorMessages";
+
+export function resolveErrorMessage(error: unknown): string {
+  if (isApiError(error)) {
+    return `${error.code}: ${mapApiErrorMessage(error.code, error.details, error.message)}`;
+  }
+
+  if (error instanceof Error) {
+    return error.message;
+  }
+
+  return "操作失败，请稍后重试";
+}