feat: 新增工作服务项目并调整部分接口路由

1. 新增QYZH.InteractiveMagazine.WorkService工作服务项目，包含队列消费者框架、Hangfire定时任务支持
2. 修复PetService中未定义FeedPetOutput变量的问题
3. 调整JournalController的路由前缀从api/icr改为api
4. 将工作服务项目添加到解决方案中

QYZH.InteractiveMagazine.WorkService/appsettings.json

@@ -0,0 +1,48 @@
+{
+  "ConnectionStrings": {
+    "DefaultConnection": "server=192.168.20.150;port=13306;database=InteractiveMagazine;user=user;password=n68792bu!y99r905;charset=utf8mb4;"
+  },
+  "RabbitMq": {
+    "HostName": "192.168.20.150",
+    "Port": 5672,
+    "UserName": "smartschool",
+    "Password": "@ss%&*otz%d*pq2S",
+    "VirtualHost": "InteractiveMagazine"
+  },
+  "Serilog": {
+    "MinimumLevel": {
+      "Default": "Information",
+      "Override": {
+        "Microsoft": "Warning",
+        "System": "Warning",
+        "Hangfire": "Information"
+      }
+    },
+    "WriteTo": [
+      {
+        "Name": "Console"
+      },
+      {
+        "Name": "File",
+        "Args": {
+          "path": "logs/worker-log-.txt",
+          "rollingInterval": "Day"
+        }
+      }
+    ]
+  },
+  "HangfireJobs": {
+    "_说明": "定时任务配置。新增任务只需在 Jobs 数组中追加一项。Cron格式：分 时 日 月 星期（5位）。常用：* * * * * 每分钟 | */5 * * * * 每5分钟 | 0 * * * * 每小时 | 0 9 * * * 每天9点 | 0 0 * * 1 每周一午夜",
+    "Jobs": [
+      {
+        "Name": "sample-job",
+        "JobType": "QYZH.InteractiveMagazine.WorkService.Jobs.SampleJob",
+        "MethodName": "ExecuteAsync",
+        "Cron": "* * * * *",
+        "Enabled": false,
+        "Description": "示例任务（默认关闭，仅用于验证框架运行）"
+      }
+    ]
+  },
+  "AllowedHosts": "*"
+}