Updated login interface with meta

pkg/security/interfaces.go

@@ -33,6 +33,7 @@ type LoginResponse struct {
 	RefreshToken string         `json:"refresh_token"`
 	User         *UserContext   `json:"user"`
 	ExpiresIn    int64          `json:"expires_in"` // Token expiration in seconds
+	Meta         map[string]any `json:"meta"`       // Additional metadata to be set on user context
 }
 
 // LogoutRequest contains information for logout