feat: service/controller prototype

backend/internal/models/auth.go

@@ -0,0 +1,24 @@
+package models
+
+type Tokens struct {
+	AccessToken string `json:"access_token"`
+	RefreshToken string `json:"refresh_token"`
+}
+
+type LoginRequest struct {
+	Username string `json:"username"`
+	Password string `json:"password"`
+	TOTP 		 *string `json:"totp"`
+}
+
+type LoginResponse struct {
+	Tokens
+}
+
+type RefreshRequest struct {
+	RefreshToken string `json:"refresh_token"`
+}
+
+type RefreshResponse struct {
+	Tokens
+}