first commit

internal/services/uuid_helpers.go

@@ -0,0 +1,19 @@
+package services
+
+import (
+	"strings"
+
+	"github.com/google/uuid"
+)
+
+func parseUUIDPtr(value string) (*uuid.UUID, error) {
+	value = strings.TrimSpace(value)
+	if value == "" {
+		return nil, nil
+	}
+	parsed, err := uuid.Parse(value)
+	if err != nil {
+		return nil, err
+	}
+	return &parsed, nil
+}