Fix routine run assignment wakeups

Co-Authored-By: Paperclip <noreply@paperclip.ing>

server/src/services/issue-assignment-wakeup.ts

@@ -29,7 +29,7 @@ export function queueIssueAssignmentWakeup(input: {
 }) {
   if (!input.issue.assigneeAgentId || input.issue.status === "backlog") return;
 
-  void input.heartbeat
+  return input.heartbeat
     .wakeup(input.issue.assigneeAgentId, {
       source: "assignment",
       triggerDetail: "system",

server/src/services/routines.ts

@@ -619,7 +619,8 @@ export function routineService(db: Db, deps: { heartbeat?: IssueAssignmentWakeup
         status: "issue_created",
         linkedIssueId: createdIssue.id,
       });
-      queueIssueAssignmentWakeup({
+      // Ensure the wake request is durably queued before reporting the routine run as created.
+      await queueIssueAssignmentWakeup({
         heartbeat,
         issue: createdIssue,
         reason: "issue_assigned",