i. Make sure your subscription has the isNewPipeline: true
ii. Sync your account (this is required to update gitlab with your subId)
iii. Fork https://github.com/shippableSamples/sample_pipelines
iv. Create a cluster on ECS named test-cluster
iv. Enable the project from the UI in CI section
iv. Navigate to Pipelines v2 page (super user)
v. Select github account integration
vi. Select your forked sample_pipelines project
vii. Select branch master

This triggers a flow that spans across rSync, versionTrigger, stepExec (manifestSteps) and stepExec (ecsDeploySteps). You can check out the logs of these services.