docs 补充项目注释

ruoyi-modules/ruoyi-job/src/main/java/org/dromara/job/snailjob/TestBroadcastJob.java

@@ -20,6 +20,9 @@ import org.springframework.stereotype.Component;
 @JobExecutor(name = "testBroadcastJob")
 public class TestBroadcastJob {
 
+    /**
+     * 客户端端口。
+     */
     @Value("${snail-job.port}")
     private int clientPort;
 

ruoyi-modules/ruoyi-job/src/main/java/org/dromara/job/snailjob/TestClassJobExecutor.java

@@ -12,6 +12,12 @@ import org.springframework.stereotype.Component;
 @Component
 public class TestClassJobExecutor extends AbstractJobExecutor {
 
+    /**
+     * 执行测试类任务。
+     *
+     * @param jobArgs 任务参数
+     * @return 任务执行结果
+     */
     @Override
     protected ExecuteResult doJobExecute(JobArgs jobArgs) {
         return ExecuteResult.success("TestJobExecutor测试成功");