invite code generalizations

LICENSE

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+The MIT License (MIT)
+
+Copyright © 2024 NAME HERE <EMAIL ADDRESS>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

generate.go

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+package invite
+
+// Generate makes a new invite
+func (i *InviteKV) Generate(email string) (url string) {
+	// generate opaque token
+	// store relationship in store
+	// return domain + token
+}

kv.go

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+package invite
+
+type InviteKV struct {
+	URL   string
+	store Store
+}

new.go

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+package invite
+
+// New creates a new invite store
+func New(root_url string, store Store) InviteKV {
+
+}

redeem.go

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+package invite
+
+// returns the email allowed for this invite
+func (i *InviteKV) Redeem(given_url string) string {
+	// check URL signature
+}

store.go

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+package invite
+
+type Store interface {
+	Get(string) string
+	Set(string, string)
+}