feat!(backend/jobs): don't require agent_id on waitjob

backend/internal/repository/job_repository.go

@@ -87,9 +87,9 @@ func (r *JobRepository) GetJobByID(ctx context.Context, jid int64) (models.Job,
 	var stdinVal *string
 
 	err := r.DB.QueryRowContext(ctx,
-		`SELECT id, command, stdin, stdout, stderr, status FROM jobs WHERE id = ?`,
+		`SELECT id, agent_id, command, stdin, stdout, stderr, status FROM jobs WHERE id = ?`,
 		jid,
-	).Scan(&job.ID, &commandJSON, &stdinVal, &job.Stdout, &job.Stderr, &job.Status)
+	).Scan(&job.ID, &job.AgentID, &commandJSON, &stdinVal, &job.Stdout, &job.Stderr, &job.Status)
 	if err != nil {
 		if err == sql.ErrNoRows {
 			return models.Job{}, ErrNotFound