feat: 世界杯48强夺冠盘、管理端调赔与项目文档

- 固定48强基准数据、同步种子与后台世界杯夺冠页

- 补全 user_preferences 迁移文件；新增启动指南与默认数据说明

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/src/applications/admin/admin.controller.ts

@@ -19,6 +19,7 @@ import { UsersService } from '../../domains/identity/users.service';
 import { AgentsService } from '../../domains/agent/agents.service';
 import { WalletService } from '../../domains/ledger/wallet.service';
 import { MatchesService } from '../../domains/catalog/matches.service';
+import { OutrightService } from '../../domains/catalog/outright.service';
 import { MarketsService } from '../../domains/odds/markets.service';
 import { SettlementService } from '../../domains/settlement/settlement.service';
 import { CashbackService } from '../../domains/operations/cashback/cashback.service';
@@ -245,6 +246,20 @@ class UpdateOddsDto {
   odds!: number;
 }
 
+class OutrightOddsUpdateItemDto {
+  @IsString()
+  selectionId!: string;
+
+  @IsNumber()
+  @Min(1.01)
+  odds!: number;
+}
+
+class BatchOutrightOddsDto {
+  @IsArray()
+  updates!: OutrightOddsUpdateItemDto[];
+}
+
 class CashbackPreviewDto {
   @IsString()
   periodStart!: string;
@@ -263,6 +278,7 @@ export class AdminController {
     private agents: AgentsService,
     private wallet: WalletService,
     private matches: MatchesService,
+    private outright: OutrightService,
     private markets: MarketsService,
     private settlement: SettlementService,
     private cashback: CashbackService,
@@ -632,6 +648,27 @@ export class AdminController {
     return jsonResponse(selection);
   }
 
+  @Get('outrights/wc2026')
+  async getWc2026Outright() {
+    const data = await this.outright.getWc2026ForAdmin();
+    return jsonResponse(data);
+  }
+
+  @Put('outrights/wc2026/odds')
+  async updateWc2026OutrightOdds(
+    @CurrentUser('id') operatorId: bigint,
+    @Body() dto: BatchOutrightOddsDto,
+  ) {
+    const data = await this.outright.updateWc2026Odds(dto.updates, operatorId);
+    return jsonResponse(data);
+  }
+
+  @Post('outrights/wc2026/apply-canonical')
+  async applyWc2026Canonical() {
+    const data = await this.outright.applyWc2026Canonical();
+    return jsonResponse(data);
+  }
+
   @Post('matches/:id/settlement/score')
   async recordScore(
     @CurrentUser('id') operatorId: bigint,