add basic structure of backend

auth/handlers.go

@@ -0,0 +1,11 @@
+package auth
+
+import (
+	"errors"
+
+	"github.com/gofiber/fiber/v2"
+)
+
+func AuthHandler(c *fiber.Ctx) error {
+	return errors.New("not implemented")
+}

auth/models.go

@@ -0,0 +1,7 @@
+package auth
+
+type AuthRequest struct {
+	AccountHash string `json:"accountHash" validate:"required"`
+	TelegramId  int32  `json:"telegramId" validate:"required"`
+	InitData    string `json:"initData" validate:"required"`
+}

auth/routes.go

@@ -0,0 +1,10 @@
+package auth
+
+import (
+	"github.com/gofiber/fiber/v2"
+)
+
+func SetupRoutes(app fiber.Router) fiber.Router {
+	app.Post("/", AuthHandler)
+	return app
+}