Initial QSfera import

Server/pkg/structs/structs.go

@@ -0,0 +1,11 @@
+// Package structs provides some utility functions for dealing with structs.
+package structs
+
+// CopyOrZeroValue returns a copy of s if s is not nil otherwise the zero value of T will be returned.
+func CopyOrZeroValue[T any](s *T) *T {
+	cp := new(T)
+	if s != nil {
+		*cp = *s
+	}
+	return cp
+}