feat: assemble Go scheduler and backend workers

internal/taskworker/worker.go

@@ -77,28 +77,16 @@ type Worker struct {
 // returns true, all recovery information exists in Kubernetes/OpenSandbox and
 // the assignment message can be acknowledged immediately.
 func (w Worker) Accept(ctx context.Context, assignment taskassignment.Assignment) (bool, error) {
-	if w.Backend == nil || w.Tasks == nil || w.Bootstrap == nil {
-		return false, errors.New("backend, Gitea task state, and runner bootstrap are required")
+	if w.Backend == nil || w.Bootstrap == nil {
+		return false, errors.New("backend and runner bootstrap are required")
 	}
 	if assignment.ID == "" || assignment.Task == nil {
 		return false, errors.New("valid assignment is required")
 	}
-	terminal, err := w.Tasks.Terminal(ctx, assignment.Task.GetId())
-	if err != nil {
-		return false, err
-	}
 	executor, err := w.Backend.Find(ctx, assignment.ID)
 	if err != nil {
 		return false, err
 	}
-	if terminal {
-		if executor != nil {
-			if err := w.Backend.Delete(ctx, executor); err != nil {
-				return false, err
-			}
-		}
-		return true, nil
-	}
 	if executor == nil {
 		launch, launchErr := w.launchSpec(assignment)
 		if launchErr != nil {