Initial open source release

backend/utils/nullable.go

@@ -0,0 +1,15 @@
+package utils
+
+import (
+	"fmt"
+
+	"github.com/oapi-codegen/nullable"
+)
+
+// NullableToString converts a nullable stringer to a string
+func NullableToString[T fmt.Stringer](x nullable.Nullable[T]) string {
+	if !x.IsSpecified() || x.IsNull() {
+		return ""
+	}
+	return x.MustGet().String()
+}