Basic unsubscribe endpoint

src/routes/subscriptions_confirm.rs

@@ -1,4 +1,4 @@
-use crate::{startup::AppState, templates::ConfirmTemplate};
+use crate::{routes::generate_token, startup::AppState, templates::ConfirmTemplate};
 use askama::Template;
 use axum::{
     extract::{Query, State},
@@ -44,7 +44,8 @@ async fn confirm_subscriber(
     subscriber_id: &Uuid,
 ) -> Result<(), sqlx::Error> {
     sqlx::query!(
-        "UPDATE subscriptions SET status = 'confirmed' WHERE id = $1",
+        "UPDATE subscriptions SET status = 'confirmed', unsubscribe_token = $1 WHERE id = $2",
+        generate_token(),
         subscriber_id
     )
     .execute(connection_pool)