added weekdays enum and week_start_at for user records

priv/repo/migrations/20200913000515_create_users_auth_tables.exs

@@ -8,6 +8,7 @@ defmodule Shift73k.Repo.Migrations.CreateUsersAuthTables do
       add(:id, :binary_id, primary_key: true)
       add(:email, :citext, null: false)
       add(:hashed_password, :string, null: false)
+      add(:week_start_at, :integer, null: false)
       add(:confirmed_at, :naive_datetime)
       timestamps()
     end

priv/repo/seeds.exs

@@ -66,6 +66,7 @@ mock_users =
       email: e["email"],
       role: String.to_existing_atom(e["role"]),
       hashed_password: Bcrypt.hash_pwd_salt(e["password"]),
+      week_start_at: :rand.uniform(2),
       inserted_at: add_dt,
       updated_at: add_dt,
       confirmed_at: (e["confirmed_at"] && NaiveDateTime.add(add_dt, 300, :second)) || nil