fix(systemconfig): 保留发布选项版本避免开关重置

frontend/src/features/listings/api/listingOptions.spec.ts

@@ -3,6 +3,14 @@ import { describe, expect, it } from 'vitest'
 import { mergeListingPublishOptions } from './listingOptions'
 
 describe('mergeListingPublishOptions', () => {
+  it('保留配置结构版本，避免保存时触发旧版迁移', () => {
+    const options = mergeListingPublishOptions({
+      schema_version: 2,
+    })
+
+    expect(options.schema_version).toBe(2)
+  })
+
   it('读取后台配置的押金说明', () => {
     const options = mergeListingPublishOptions({
       price_config: {

frontend/src/features/listings/api/listingOptions.ts

@@ -102,6 +102,7 @@ export interface ListingPublishAgreements {
 }
 
 export interface ListingPublishOptions {
+  schema_version: number
   /** 发布页是否展示「是否解锁德穆兰」选项 */
   unlock_demulan_enabled: boolean
   next_season_pass_enabled: boolean
@@ -147,6 +148,7 @@ const defaultDepositTooltip = `1. 系统推荐押金（基础覆盖）
 若您在设置足额押金后仍感不放心，可选择购买平台提供的《全额包赔服务》。一旦发生封号损失，将获得账号市场价值的全额赔付，让您的出租过程后顾无忧。`
 
 export const emptyListingPublishOptions: ListingPublishOptions = {
+  schema_version: 2,
   unlock_demulan_enabled: false,
   next_season_pass_enabled: false,
   server_options: [],
@@ -240,6 +242,7 @@ export function mergeListingPublishOptions(
   options?: Partial<ListingPublishOptions>
 ): ListingPublishOptions {
   return {
+    schema_version: readPositiveInteger(options?.schema_version, 2),
     unlock_demulan_enabled: options?.unlock_demulan_enabled === true,
     next_season_pass_enabled: options?.next_season_pass_enabled === true,
     server_options: normalizeStringList(options?.server_options),