in fiber can use like gin.H for return message with object, like this
this gin example
package bookController
import "github.com/gin-gonic/gin"
func Index(c *gin.Context) {
c.JSON(200, gin.H{
"message": "pong",
})
}
this is fiber example
package bookController
import "github.com/gofiber/fiber"
func Index(c *fiber.Ctx) err {
c.JSON(200, fiber.Map{
"message": "pong",
})
return nil
}