Task-3 Automate migration tasks

On this task we will automate:

  1. Check pre-requisites
  2. Install replication Agents
  3. Copy post launch scripts
  4. Verify replication status
  5. Validate Launch template
  6. Mark as ready for cutover
  7. Shutdown source
  8. Launch cutover instances
  9. Verify cutover instances status
  10. Test application