add user model

db/migrate/20210804230323_create_users.rb

@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+class CreateUsers < ActiveRecord::Migration[6.1]
+  def change
+    create_table(:users) do |t|
+      t.string(:first_name, null: false)
+      t.string(:last_name, null: false)
+      t.string(:email, null: false)
+
+      t.timestamps
+    end
+
+    add_index(:users, :email, unique: true)
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2021_08_03_222524) do
+ActiveRecord::Schema.define(version: 2021_08_04_230323) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -27,4 +27,13 @@ ActiveRecord::Schema.define(version: 2021_08_03_222524) do
     t.index ["reset_password_token"], name: "index_admin_users_on_reset_password_token", unique: true
   end
 
+  create_table "users", force: :cascade do |t|
+    t.string "first_name", null: false
+    t.string "last_name", null: false
+    t.string "email", null: false
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+    t.index ["email"], name: "index_users_on_email", unique: true
+  end
+
 end