Manager: convert db.SaveTaskActivity() to SQLC

No functional changes.

internal/manager/persistence/jobs.go

@@ -589,10 +589,17 @@ func (db *DB) SaveTaskStatus(ctx context.Context, t *Task) error {
 }
 
 func (db *DB) SaveTaskActivity(ctx context.Context, t *Task) error {
-	if err := db.gormDB.WithContext(ctx).
-		Model(t).
-		Select("Activity").
-		Updates(Task{Activity: t.Activity}).Error; err != nil {
+	queries, err := db.queries()
+	if err != nil {
+		return err
+	}
+
+	err = queries.UpdateTaskActivity(ctx, sqlc.UpdateTaskActivityParams{
+		UpdatedAt: db.now(),
+		Activity:  t.Activity,
+		ID:        int64(t.ID),
+	})
+	if err != nil {
 		return taskError(err, "saving task activity")
 	}
 	return nil

internal/manager/persistence/sqlc/query_jobs.sql

@@ -94,3 +94,9 @@ UPDATE tasks SET
   updated_at = @updated_at,
   status = @status
 WHERE id=@id;
+
+-- name: UpdateTaskActivity :exec
+UPDATE tasks SET
+  updated_at = @updated_at,
+  activity = @activity
+WHERE id=@id;

internal/manager/persistence/sqlc/query_jobs.sql.go

@@ -424,6 +424,24 @@ func (q *Queries) UpdateTask(ctx context.Context, arg UpdateTaskParams) error {
 	return err
 }
 
+const updateTaskActivity = `-- name: UpdateTaskActivity :exec
+UPDATE tasks SET
+  updated_at = ?1,
+  activity = ?2
+WHERE id=?3
+`
+
+type UpdateTaskActivityParams struct {
+	UpdatedAt sql.NullTime
+	Activity  string
+	ID        int64
+}
+
+func (q *Queries) UpdateTaskActivity(ctx context.Context, arg UpdateTaskActivityParams) error {
+	_, err := q.db.ExecContext(ctx, updateTaskActivity, arg.UpdatedAt, arg.Activity, arg.ID)
+	return err
+}
+
 const updateTaskStatus = `-- name: UpdateTaskStatus :exec
 UPDATE tasks SET
   updated_at = ?1,