Implement Python dataclasses to model the SPDX classes
required within an SPDX document. The class and property
names are consistent with the SPDX 3.0.1 specification.
Assisted-by: Cursor:claude-sonnet-4-5 Assisted-by: OpenCode:GLM-4-7 Co-developed-by: Maximilian Huber <maximilian.huber@tngtech.com> Signed-off-by: Maximilian Huber <maximilian.huber@tngtech.com> Signed-off-by: Luis Augenstein <luis.augenstein@tngtech.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>