Please no changes this time.

http_handlers/errors/badrequest.go

@@ -0,0 +1,13 @@
+package errors
+
+import (
+	"github.com/labstack/echo/v4"
+	"net/http"
+)
+
+func NewBadRequestError(c echo.Context, fields map[string]string) error {
+	return c.JSON(http.StatusBadRequest, map[string]interface{}{
+		"error":  "Bad Request",
+		"fields": fields,
+	})
+}