refactor(task): 优化任务消息生成逻辑

- 移除 taskItem 参数，改为在调用时处理消息生成
- 使用六位随机数替代 taskItem.id，增加消息的随机性
- 优化消息混淆逻辑，提高安全性

src/task/task.service.ts

@@ -212,7 +212,7 @@ export class TaskService implements OnModuleInit {
         return task
     }
 
-    getMessage(task: Task, taskItem: TaskItem) {
+    getMessage(task: Task) {
         let message = task.message
         if (!message) {
             return ''
@@ -225,7 +225,9 @@ export class TaskService implements OnModuleInit {
         // 内容混淆
         if (task.confusion !== ConfusionType.NONE) {
             const timestamp = Math.round(Date.now() / 1000)
-            const confusionText = `${task.id}-${taskItem.id}-msg-${timestamp}`
+            // 六位随机数
+            const randomNumber = Math.floor(Math.random() * 1000000)
+            const confusionText = `${task.id}-${randomNumber}-msg-${timestamp}`
 
             switch (task.confusion) {
                 case ConfusionType.HEAD:
@@ -819,14 +821,14 @@ export class TaskService implements OnModuleInit {
             })(),
             (async () => {
                 try {
-                    const panelRes = await panelInstance.get('account',{
+                    const panelRes = await panelInstance.get('account', {
                         headers: {
                             'Content-Type': 'application/json',
                             Accept: 'application/json',
                             'X-API-Key': 'wpJohESEZsjW1LtlyoGwZw53'
                         }
                     })
-                    if (panelRes.data){
+                    if (panelRes.data) {
                         res.usapanel = panelRes.data.balance
                     }
                 } catch (e) {}
@@ -1335,7 +1337,7 @@ export class TaskService implements OnModuleInit {
             devices.map(async (device, i) => {
                 const items = taskItems
                     .slice(i * 5, i * 5 + 5)
-                    .map((item) => ({ ...item, message: this.getMessage(task, item), img: task.img }))
+                    .map((item) => ({ ...item, message: this.getMessage(task), img: task.img }))
                 if (items.length === 0) return
                 try {
                     const res: any = await this.eventsGateway.sendForResult(