# Nest.js backend API ``` yarn install yarn start ``` ## Models ### User ```typescript class User { _id: string; username: string; // callsign password: string; roles: string[]; name: string; email: string; phone: string; auth: string; createdAt: Date; isDeleted: boolean; } ``` ### Event ```typescript class Event { _id: string; callsign: string; description: string; fromDateTime: Date; toDateTime: Date; access: User[]; createdAt: Date; isDeleted: boolean; } ``` ### Reservation ```typescript class Reservation { _id: string; user: User; event: Event; fromDateTime: Date; toDateTime: Date; bands: string[]; modes: string[]; createdAt: Date; isDeleted: boolean; } ```