public ContractsRepository(TimesSheetsContext db) => _db = db;
public InvoicesRepository(TimesSheetsContext db) => _db = db;
public CustomersRepository(TimesSheetsContext db) => _db = db;
public TaskExecutionsRepository(TimesSheetsContext db) => _db = db;
public TasksRepository(TimesSheetsContext db) => _db = db;
public EmployeesRepository(TimesSheetsContext db) => _db = db;