feat: [PIPE-22866]: Add V2 runner task status endpoint to client (#33)

* Rename method
* Add runner task status V2 API to client

delegate/http.go

@@ -27,6 +27,7 @@ const (
 	taskPollEndpoint         = "/api/agent/delegates/%s/task-events?accountId=%s"
 	taskAcquireEndpoint      = "/api/agent/v2/delegates/%s/tasks/%s/acquire?accountId=%s&delegateInstanceId=%s"
 	taskStatusEndpoint       = "/api/agent/v2/tasks/%s/delegates/%s?accountId=%s"
+	taskStatusEndpointV2     = "/api/executions/%s/task-response?runnerId=%s&accountId=%s"
 	runnerTaskStatusEndpoint = "/api/executions/%s/response?accountId=%s&delegateId=%s"
 	delegateCapacityEndpoint = "/api/agent/delegates/register-delegate-capacity/%s?accountId=%s"
 )
@@ -227,6 +228,22 @@ func (p *HTTPClient) SendStatus(ctx context.Context, delegateID, taskID string,
 	return err
 }
 
+// SendStatusV2 updates the status of a task submitted via Harness Runner (V2 Task Status endpoint)
+func (p *HTTPClient) SendStatusV2(ctx context.Context, runnerID, taskID string, r *client.RunnerTaskResponse) error {
+	path := fmt.Sprintf(taskStatusEndpointV2, taskID, runnerID, p.AccountID)
+	req := r
+	retryNumber := 0
+	var err error
+	for retryNumber < sendStatusRetryTimes {
+		_, err = p.retry(ctx, path, "POST", req, nil, createBackoff(ctx, taskEventsTimeout), true) //nolint: bodyclose
+		if err == nil {
+			return nil
+		}
+		retryNumber++
+	}
+	return err
+}
+
 func (p *HTTPClient) SendRunnerStatus(ctx context.Context, delegateID, taskID string, r *client.RunnerTaskResponse) error {
 	path := fmt.Sprintf(runnerTaskStatusEndpoint, taskID, p.AccountID, delegateID)
 	req := r