board members can delete trips, proper notification + succ message is created

src/model/user/regular.rs

@@ -1,8 +1,7 @@
 use super::{ManageUserUser, User};
 use crate::{
-    NonEmptyString,
     model::{activity::ActivityBuilder, mail::Mail, notification::Notification, role::Role},
-    special_user,
+    special_user, NonEmptyString,
 };
 use chrono::NaiveDate;
 use rocket::{async_trait, fs::TempFile, tokio::io::AsyncReadExt};
@@ -52,7 +51,7 @@ pub trait ClubMember {
         ActivityBuilder::new(&format!(
             "{created_by} hat Mitglied {user} mit der Rolle {role} angelegt."
         ))
-        .relevant_for_user(&user)
+        .user(&user)
         .save(db)
         .await;
 
@@ -103,7 +102,7 @@ ASKÖ Ruderverein Donau Linz", self.name),
         ).await?;
 
         ActivityBuilder::new(&format!("Willkommensmail für {self} wurde an {mail} verschickt (Handbuch, Signal-Gruppe, App-Info, Fingerprint, WLAN)."))
-                .relevant_for_user(self)
+                .user(self)
                 .save(db)
                 .await;