Update

internal/app/service.go

@@ -81,7 +81,7 @@ func (s *Service) RegisterBySignature(publicKey, signature string) error {
 	return nil
 }
 
-func (s *Service) CreateChallenge(publicKey string) (string, error) {
+func (s *Service) CreateChallenge(publicKey, clientIP string) (string, error) {
 	if publicKey == "" {
 		return "", fmt.Errorf("%w: missing public key", ErrBadRequest)
 	}
@@ -93,6 +93,7 @@ func (s *Service) CreateChallenge(publicKey string) (string, error) {
 	err = s.store.CreateChallenge(store.Challenge{
 		Nonce:     nonce,
 		PublicKey: publicKey,
+		IP:        clientIP,
 		ExpiresAt: time.Now().UTC().Add(s.config.ChallengeTTL),
 		Used:      false,
 	})
@@ -102,7 +103,7 @@ func (s *Service) CreateChallenge(publicKey string) (string, error) {
 	return nonce, nil
 }
 
-func (s *Service) Login(publicKey, nonce, signature string) (string, error) {
+func (s *Service) Login(publicKey, nonce, signature, clientIP string) (string, error) {
 	ch, err := s.store.GetChallenge(nonce)
 	if err != nil {
 		return "", fmt.Errorf("%w: challenge not found", ErrUnauthorized)
@@ -132,6 +133,11 @@ func (s *Service) Login(publicKey, nonce, signature string) (string, error) {
 		PublicKey: publicKey,
 		ExpiresAt: time.Now().UTC().Add(s.config.SessionTTL),
 	})
+	s.store.SaveUserLogin(store.UserLogin{
+		PublicKey: publicKey,
+		IP:        clientIP,
+		CreatedAt: time.Now().UTC(),
+	})
 	return token, nil
 }