refactor: migrate img tags to next/image and fix hook usage

src/stores/user/index.ts

@@ -8,8 +8,8 @@
  *   - Context 形状与初始值位于 user-context.ts
  *   - 事件联合位于 user-events.ts
  */
-export * from "./machine/user-state";
+export * from "./user-state";
 export * from "./user-context";
-export * from "./machine/user-events";
+export * from "./user-events";
 export * from "./user-types";
 export { userMachine } from "./user-machine";

src/stores/user/user-machine.ts

@@ -17,13 +17,13 @@ import { authRepository } from "@/data/repositories/auth_repository";
 import { UserStorage } from "@/data/storage/user/user_storage";
 import { Result } from "@/utils/result";
 
-import { UserState, initialState } from "./machine/user-state";
-import type { UserEvent } from "./machine/user-events";
+import { UserState, initialState } from "./user-state";
+import type { UserEvent } from "./user-events";
 
 // 重新导出 State / Event 类型，保持 machine 文件的公共 API 不变
-export type { UserState } from "./machine/user-state";
-export { initialState } from "./machine/user-state";
-export type { UserEvent } from "./machine/user-events";
+export type { UserState } from "./user-state";
+export { initialState } from "./user-state";
+export type { UserEvent } from "./user-events";
 
 // ============================================================
 // Helpers

src/stores/user/user-types.ts

@@ -7,4 +7,4 @@
  *   - Context 形状与初始值由 `user-context.ts` 导出
  *   - `UserState` 由 `user-context.tsx` 导出（保持原 API 兼容）
  */
-export type { UserEvent } from "./machine/user-events";
+export type { UserEvent } from "./user-events";