1.优化主播代码模块代码，添加统一异常处理

src/main/java/vvpkassistant/exception/BusinessException.java

@@ -0,0 +1,37 @@
+package vvpkassistant.exception;
+
+
+import vvpkassistant.common.ErrorCode;
+
+/**
+ * 自定义异常类
+ *
+ * @author <a href="https://github.com/liyupi">程序员鱼皮</a>
+ * @from <a href="https://yupi.icu">编程导航知识星球</a>
+ */
+public class BusinessException extends RuntimeException {
+
+    /**
+     * 错误码
+     */
+    private final int code;
+
+    public BusinessException(int code, String message) {
+        super(message);
+        this.code = code;
+    }
+
+    public BusinessException(ErrorCode errorCode) {
+        super(errorCode.getMessage());
+        this.code = errorCode.getCode();
+    }
+
+    public BusinessException(ErrorCode errorCode, String message) {
+        super(message);
+        this.code = errorCode.getCode();
+    }
+
+    public int getCode() {
+        return code;
+    }
+}