Create DTO models for working groups data

To better support Working Groups, we should be using persisted data rather than a hardcoded JSON list of entities. This will enable us to manage this remotely in the future through a login and UI.

Tables

WorkingGroup

Column	type	Nullable
alias	string (PK)	X
title	string	X
status	enum *	X
parentOrganization	string	X
logo	string (URL)	✔
description	string	✔

*: Status enum should allow for proposed, active, and archived

WorkingGroupResources

Column	type	Nullable
id	int (auto-increment, PK)	X
workingGroup	string (FK)	X
charter	string	✔
website	string	✔
members	string	✔
sponsorship	string	✔
contactForm	string	✔

WorkingGroupParticipationAgreements

Column	type	Nullable
id	int (auto-increment, PK)	X
workingGroup	string (FK)	X
type	enum *	X
documentId	string	X
pdf	string	✔

*: Type enum should allow for organizational and individual currently

WorkingGroupLevels

Column	type	Nullable
id	int (auto-increment, PK)	X
workingGroup	string (FK)	X
relation	string	X