public ApprovalsContext CreateDbContext(string[] args)
        {
            var optionsBuilder = new DbContextOptionsBuilder <ApprovalsContext>();

            optionsBuilder.BuildPostgreSqlConfiguration(
                "Approvals",
                "PostgreSql"
                );
            return(new ApprovalsContext(optionsBuilder.Options));
        }
        public BillingsContext CreateDbContext(string[] args)
        {
            var optionsBuilder = new DbContextOptionsBuilder <BillingsContext>();

            optionsBuilder.BuildPostgreSqlConfiguration(
                "Billings",
                "PostgreSql"
                );
            return(new BillingsContext(optionsBuilder.Options));
        }
        public TransactionsContext CreateDbContext(string[] args)
        {
            var optionsBuilder = new DbContextOptionsBuilder <TransactionsContext>();

            optionsBuilder.BuildPostgreSqlConfiguration(
                "Transactions",
                "PostgreSql"
                );
            return(new TransactionsContext(optionsBuilder.Options));
        }