feat: 手动充值、邀请码注册与后台管理增强

新增玩家手动充值全流程（收款方式配置、充值下单/审核、钱包上分），
支持邀请码注册、邀请历史与专属返水率；完善后台代理/玩家管理与响应式操作栏，
并补充前台注册、充值页及多语言错误码。

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

apps/api/src/domains/agent/agents.service.ts

@@ -9,6 +9,7 @@ import { Decimal } from '@prisma/client/runtime/library';
 import { generateBatchNo } from '../../shared/common/decorators';
 import { assertPlayerUsername } from '@thebet365/shared';
 import { appBadRequest, appForbidden, appNotFound } from '../../shared/common/app-error';
+import { assignInviteCodeWithHistory } from '../../shared/common/invite-code.util';
 
 function dec(v: Decimal | null | undefined) {
   return v?.toString() ?? '0';
@@ -774,6 +775,7 @@ export class AgentsService {
         phone: p.user.preferences?.phone ?? null,
         email: p.user.preferences?.email ?? null,
         locale: p.user.locale,
+        inviteCode: p.user.inviteCode ?? null,
         createdAt: p.createdAt,
         updatedAt: p.updatedAt,
       };
@@ -849,6 +851,7 @@ export class AgentsService {
       email: profile.user.preferences?.email ?? null,
       managedPassword: profile.user.preferences?.managedPassword ?? null,
       locale: profile.user.locale,
+      inviteCode: profile.user.inviteCode ?? null,
       lastLoginAt: profile.user.auth?.lastLoginAt ?? null,
       loginFailCount: profile.user.auth?.loginFailCount ?? 0,
       createdAt: profile.createdAt,
@@ -1232,6 +1235,7 @@ export class AgentsService {
           parentId: null,
         },
       });
+      await assignInviteCodeWithHistory(tx, userId);
 
       if (user.preferences) {
         await tx.userPreference.update({
@@ -1295,10 +1299,17 @@ export class AgentsService {
   ) {
     await this.validateAgentLevel(data.level, data.parentAgentId);
 
+    let resolvedCashbackRate = data.cashbackRate ?? 0;
     if (data.parentAgentId) {
+      const parentProfile = await this.prisma.agentProfile.findUnique({
+        where: { userId: data.parentAgentId },
+        select: { cashbackRate: true },
+      });
+      resolvedCashbackRate =
+        data.cashbackRate ?? (parentProfile ? Number(parentProfile.cashbackRate) : 0);
       await this.assertChildAgentWithinParent(data.parentAgentId, {
         creditLimit: data.creditLimit ?? 0,
-        cashbackRate: data.cashbackRate ?? 0,
+        cashbackRate: resolvedCashbackRate,
         maxSingleDeposit: data.maxSingleDeposit,
         maxDailyDeposit: data.maxDailyDeposit,
       });
@@ -1320,6 +1331,7 @@ export class AgentsService {
           locale,
         },
       });
+      await assignInviteCodeWithHistory(tx, user.id);
 
       await tx.userAuth.create({
         data: { userId: user.id, passwordHash: hash },
@@ -1340,7 +1352,7 @@ export class AgentsService {
           level: data.level,
           parentAgentId: data.parentAgentId,
           creditLimit: data.creditLimit ?? 0,
-          cashbackRate: data.cashbackRate ?? 0,
+          cashbackRate: resolvedCashbackRate,
           maxSingleDeposit,
           maxDailyDeposit,
         },
@@ -1522,11 +1534,27 @@ export class AgentsService {
   }
 
   async getDirectPlayers(agentId: bigint) {
-    return this.prisma.user.findMany({
-      where: { parentId: agentId, userType: 'PLAYER' },
-      include: { wallet: true },
+    const rows = await this.prisma.user.findMany({
+      where: { parentId: agentId, userType: 'PLAYER', deletedAt: null },
+      include: {
+        wallet: true,
+        usedInvite: { select: { code: true } },
+      },
       orderBy: { createdAt: 'desc' },
     });
+    return rows.map((u) => ({
+      id: u.id.toString(),
+      username: u.username,
+      status: u.status,
+      createdAt: u.createdAt,
+      inviteCode: u.usedInvite?.code ?? null,
+      wallet: u.wallet
+        ? {
+            availableBalance: u.wallet.availableBalance.toString(),
+            frozenBalance: u.wallet.frozenBalance.toString(),
+          }
+        : undefined,
+    }));
   }
 
   async getChildAgents(agentId: bigint) {