feat: init repo

backend/app/middlewares/m_check_ua.go

@@ -0,0 +1,17 @@
+package middlewares
+
+import (
+	"strings"
+
+	"github.com/gofiber/fiber/v3"
+)
+
+func (m *Middlewares) CheckUA(ctx fiber.Ctx) error {
+	keyword := strings.ToLower("MicroMessenger")
+	userAgent := ctx.GetReqHeaders()["User-Agent"][0]
+
+	if strings.Contains(userAgent, keyword) {
+		return ctx.SendString("")
+	}
+	return ctx.Next()
+}