fix: zabbix 请求 localhost 出现 404

router/handler/hello.go

@@ -0,0 +1,11 @@
+package handler
+
+import (
+	"github.com/gin-gonic/gin"
+)
+
+func Hello(c *gin.Context) {
+	c.JSON(200, gin.H{
+		"message": "Hello, World!",
+	})
+}