invitations.sql

```sql
  email varchar(100),
  code varchar(64),
  date_invited timestamp,
  invited_by integer,
  redeemed boolean,
  UNIQUE (email, code),
```

routes.cljc

(def routes
  ["/~"
   ["/login" {:dispatcher/type ::auth/login=>
              :dispatcher/component #'auth/LoginPage}]
   ["/reset" {:dispatcher/type ::auth/reset=>
              :dispatcher/component #'auth/ResetPage}]

   ;; invitations
   ["/invite" {:dispatcher/type ::signup/invite=>
               :dispatcher/component #'signup/InvitePage}]
   ["/redeem" {:dispatcher/type ::signup/redeem=>
               :dispatcher/component #'signup/SignupPage}]

   ;; open signups
   ["/signup" {:dispatcher/type ::signup/signup=>
               :dispatcher/component #'signup/SignupPage}]])

schema.cljc

     ;; revisions to users schema
     {:db/ident :user/emails
      :attr/label "User emails"
      :db/doc "All emails for a given user"
      :db/valueType :db.type/ref
      :db/cardinality :db.cardinality/many
      :attr/migration "migration.users"}
     {:db/ident :email/address
      :attr/label "Email address"
      :db/doc "Actual email address"
      :db/valueType :db.type/string
      :db/unique :db.unique/identity
      :db/cardinality :db.cardinality/one
      :attr/migration "migration.users"}
     {:db/ident :email/code
      :attr/label "Confirmation code"
      :db/doc "Secure confirmation code for this email"
      :db/valueType :db.type/uuid
      :db/uniqueness :db.unique/identity
      :db/cardinality :db.cardinality/one
      :attr/migration "migration.users"}
     {:db/ident :email/confirmed-at
      :attr/label "Confirmed at"
      :db/doc "When this email was confirmed"
      :db/valueType :db.type/instant
      :db/cardinality :db.cardinality/one
      :attr/migration "migration.users"}

(def
  ^{:doc "Schema for invitations"}
  invitations
  (with-meta
    [{:db/id "migration.invitations"
      :migration/key :bread.migration/invitations
      :migration/description "Migration for invitations to sign up"}
     {:db/ident :invitation/email
      :attr/label "Invitation email"
      :db/doc "Email this invitation was sent to, if any"
      :db/valueType :db.type/ref
      :db/cardinality :db.cardinality/one
      :attr/migration "migration.invitation"}
     {:db/ident :invitation/redeemed-at
      :attr/label "Redeemed at"
      :db/doc "When this invitation was redeemed"
      :db/valueType :db.type/instant
      :db/cardinality :db.cardinality/one
      :attr/migration "migration.invitation"}
     {:db/ident :invitation/code
      :attr/label "Invitation code"
      :db/doc "Secure UUID for this invitation"
      :attr/sensitive? true
      :db/valueType :db.type/uuid
      :db/cardinality :db.cardinality/one
      :attr/migration "migration.invitation"}
     {:db/ident :invitation/invited-by
      :attr/label "Invited by"
      :db/doc "User who created this invitation"
      :db/valueType :db.type/ref
      :db/cardinality :db.cardinality/one
      :attr/migration "migration.invitation"}]

    {:type :bread/migration
     :migration/dependencies #{:bread.migration/migrations
                               :bread.migration/things
                               :bread.migration/users}}))