fix(reward-service): 添加 BatchMonthlyEarningsRequest DTO 的 class-validator 装饰器

修复 authorization-service 调用 /internal/monthly-earnings/batch 接口时返回 400 错误的问题。
原因是 reward-service 使用了 ValidationPipe，但 DTO 类缺少必要的验证装饰器。

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.claude/settings.local.json

@@ -330,7 +330,8 @@
       "Bash(npx prisma migrate diff:*)",
       "Bash(git revert:*)",
       "Bash(node -e \"\nconst { ethers } = require\\(''ethers''\\);\n\nconst KAVA_TESTNET_RPC = ''https://evm.testnet.kava.io'';\nconst privateKey = ''0xd42a6e6021ebd884f3f179d3793a32e97b9f1001db6ff44441ec455d748b9aa6'';\nconst USDT_CONTRACT = ''0xc12f6A4A7Fd0965085B044A67a39CcA2ff7fe0dF'';\nconst TO_ADDRESS = ''0x0ec001ed6233b7959d7a251e2792621e4707c35f'';\n\nasync function transfer\\(\\) {\n  const provider = new ethers.JsonRpcProvider\\(KAVA_TESTNET_RPC\\);\n  const wallet = new ethers.Wallet\\(privateKey, provider\\);\n  \n  const abi = [''function transfer\\(address to, uint256 amount\\) returns \\(bool\\)'', ''function balanceOf\\(address\\) view returns \\(uint256\\)''];\n  const contract = new ethers.Contract\\(USDT_CONTRACT, abi, wallet\\);\n  \n  // 1,020,000,000 USDT \\(10亿2千万\\) = 1020000000 * 1e6 \\(6 decimals\\)\n  const amount = BigInt\\(1020000000\\) * BigInt\\(1000000\\);\n  \n  console.log\\(''Transferring 1,020,000,000 USDT to'', TO_ADDRESS\\);\n  const tx = await contract.transfer\\(TO_ADDRESS, amount, { gasLimit: 100000 }\\);\n  console.log\\(''TX Hash:'', tx.hash\\);\n  await tx.wait\\(\\);\n  \n  const newBalance = await contract.balanceOf\\(TO_ADDRESS\\);\n  console.log\\(''New balance:'', Number\\(newBalance\\) / 1e6, ''USDT''\\);\n}\n\ntransfer\\(\\).catch\\(e => console.error\\(''Error:'', e.message\\)\\);\n\")",
-      "Bash(node -e \"\nconst { ethers } = require\\(''ethers''\\);\n\nconst KAVA_TESTNET_RPC = ''https://evm.testnet.kava.io'';\nconst privateKey = ''0xd42a6e6021ebd884f3f179d3793a32e97b9f1001db6ff44441ec455d748b9aa6'';\nconst USDT_CONTRACT = ''0xc12f6A4A7Fd0965085B044A67a39CcA2ff7fe0dF'';\nconst TO_ADDRESS = ''0x323AA5bd8101Ad97B724dc1584479219c7660628'';\n\nasync function transfer\\(\\) {\n  const provider = new ethers.JsonRpcProvider\\(KAVA_TESTNET_RPC\\);\n  const wallet = new ethers.Wallet\\(privateKey, provider\\);\n  \n  const abi = [''function transfer\\(address to, uint256 amount\\) returns \\(bool\\)'', ''function balanceOf\\(address\\) view returns \\(uint256\\)''];\n  const contract = new ethers.Contract\\(USDT_CONTRACT, abi, wallet\\);\n  \n  // 2,000,000,000 USDT \\(20亿\\) = 2000000000 * 1e6 \\(6 decimals\\)\n  const amount = BigInt\\(2000000000\\) * BigInt\\(1000000\\);\n  \n  console.log\\(''Transferring 2,000,000,000 USDT to'', TO_ADDRESS\\);\n  const tx = await contract.transfer\\(TO_ADDRESS, amount, { gasLimit: 100000 }\\);\n  console.log\\(''TX Hash:'', tx.hash\\);\n  await tx.wait\\(\\);\n  \n  const newBalance = await contract.balanceOf\\(TO_ADDRESS\\);\n  console.log\\(''New balance:'', Number\\(newBalance\\) / 1e6, ''USDT''\\);\n}\n\ntransfer\\(\\).catch\\(e => console.error\\(''Error:'', e.message\\)\\);\n\")"
+      "Bash(node -e \"\nconst { ethers } = require\\(''ethers''\\);\n\nconst KAVA_TESTNET_RPC = ''https://evm.testnet.kava.io'';\nconst privateKey = ''0xd42a6e6021ebd884f3f179d3793a32e97b9f1001db6ff44441ec455d748b9aa6'';\nconst USDT_CONTRACT = ''0xc12f6A4A7Fd0965085B044A67a39CcA2ff7fe0dF'';\nconst TO_ADDRESS = ''0x323AA5bd8101Ad97B724dc1584479219c7660628'';\n\nasync function transfer\\(\\) {\n  const provider = new ethers.JsonRpcProvider\\(KAVA_TESTNET_RPC\\);\n  const wallet = new ethers.Wallet\\(privateKey, provider\\);\n  \n  const abi = [''function transfer\\(address to, uint256 amount\\) returns \\(bool\\)'', ''function balanceOf\\(address\\) view returns \\(uint256\\)''];\n  const contract = new ethers.Contract\\(USDT_CONTRACT, abi, wallet\\);\n  \n  // 2,000,000,000 USDT \\(20亿\\) = 2000000000 * 1e6 \\(6 decimals\\)\n  const amount = BigInt\\(2000000000\\) * BigInt\\(1000000\\);\n  \n  console.log\\(''Transferring 2,000,000,000 USDT to'', TO_ADDRESS\\);\n  const tx = await contract.transfer\\(TO_ADDRESS, amount, { gasLimit: 100000 }\\);\n  console.log\\(''TX Hash:'', tx.hash\\);\n  await tx.wait\\(\\);\n  \n  const newBalance = await contract.balanceOf\\(TO_ADDRESS\\);\n  console.log\\(''New balance:'', Number\\(newBalance\\) / 1e6, ''USDT''\\);\n}\n\ntransfer\\(\\).catch\\(e => console.error\\(''Error:'', e.message\\)\\);\n\")",
+      "Bash(unzip:*)"
     ],
     "deny": [],
     "ask": []

backend/services/reward-service/src/api/controllers/internal.controller.ts

@@ -1,13 +1,22 @@
 import { Controller, Post, Body, Logger } from '@nestjs/common';
 import { ApiTags, ApiOperation, ApiResponse } from '@nestjs/swagger';
+import { IsArray, IsString, IsOptional } from 'class-validator';
 import { RewardApplicationService } from '../../application/services/reward-application.service';
 
 /**
  * 批量查询月度收益请求 DTO
  */
 class BatchMonthlyEarningsRequest {
+  @IsArray()
+  @IsString({ each: true })
   accountSequences: string[];
+
+  @IsString()
   month: string; // 格式: YYYY-MM
+
+  @IsOptional()
+  @IsArray()
+  @IsString({ each: true })
   rightTypes?: string[]; // 可选，过滤权益类型
 }