Extract the job tracing span logic to a layer

crates/tasks/src/database.rs

@@ -68,9 +68,14 @@ pub async fn cleanup_expired_tokens(
     Ok(())
 }
 
-pub(crate) fn register(monitor: Monitor<TokioExecutor>, state: &State) -> Monitor<TokioExecutor> {
+pub(crate) fn register(
+    suffix: &str,
+    monitor: Monitor<TokioExecutor>,
+    state: &State,
+) -> Monitor<TokioExecutor> {
     let schedule = apalis_cron::Schedule::from_str("*/15 * * * * *").unwrap();
-    let worker = WorkerBuilder::new("cleanup-expired-tokens")
+    let worker_name = format!("{job}-{suffix}", job = CleanupExpiredTokensJob::NAME);
+    let worker = WorkerBuilder::new(worker_name)
         .stream(CronStream::new(schedule).to_stream())
         .layer(state.inject())
         .build(job_fn(cleanup_expired_tokens));