feat: 更新mock数据和用户store逻辑

重构用户模块的异步函数，添加租户和租户计划的mock接口，优化字典表单和请求拦截器的实现。

src/views/system/dict/dict-item.vue

@@ -184,7 +184,11 @@ const dialogState = reactive({
 });
 
 // 表单数据
-const formData = reactive<DictItemForm>({});
+const formData = reactive<DictItemForm>({
+  sort: 1,
+  status: 1,
+  tagType: "",
+});
 
 // 标签类型选项
 const tagType = ["primary", "success", "info", "warning", "danger"] as const;
@@ -239,6 +243,7 @@ function handleSelectionChange(selection: DictItem[]): void {
  * @param row 字典项数据（编辑时传入）
  */
 function openDialog(row?: DictItem): void {
+  resetForm();
   dialogState.visible = true;
   dialogState.title = row ? "编辑字典值" : "新增字典值";
 
@@ -249,6 +254,17 @@ function openDialog(row?: DictItem): void {
   }
 }
 
+function resetForm(): void {
+  dataFormRef.value?.clearValidate();
+  formData.id = undefined;
+  formData.dictCode = dictCode.value;
+  formData.label = undefined;
+  formData.value = undefined;
+  formData.sort = 1;
+  formData.status = 1;
+  formData.tagType = "";
+}
+
 /**
  * 提交表单
  */
@@ -286,11 +302,7 @@ function handleSubmit(): void {
 function closeDialog(): void {
   dialogState.visible = false;
   dataFormRef.value?.resetFields();
-  dataFormRef.value?.clearValidate();
-  formData.id = undefined;
-  formData.sort = 1;
-  formData.status = 1;
-  formData.tagType = "";
+  resetForm();
 }
 
 /**