maybe unpublishing a post works now?

src/model/notification.rs

@@ -181,6 +181,7 @@ ORDER BY read_at DESC, created_at DESC;
     }
 
     pub(crate) async fn delete_by_link(db: &sqlx::Pool<Sqlite>, link: &str) {
+        let link = Some(link);
         sqlx::query!("DELETE FROM notification WHERE link=?", link)
             .execute(db)
             .await

src/tera/mod.rs

@@ -161,7 +161,11 @@ async fn blogpost_unpublished(
     config: &State<Config>,
 ) -> String {
     if blogpost.pw == &config.wordpress_key {
-        Notification::delete_by_link(&db, blogpost.article_url).await;
+        Notification::delete_by_link(
+            &db,
+            &urlencoding::decode(blogpost.article_url).expect("UTF-8"),
+        )
+        .await;
         "ACK".into()
     } else {
         "WRONG pw".into()