You would see the status change in myCIC account not ecas (if you have linked the paper application in mycic). After they process (/ in process of issuing visa &/or COPR), it seems they are updating the application with below status:
Application/profile details - Application/profile status:
Application/profile status: Closed
Review of eligibility: Passed
Review of medical results: Passed
Review of submitted documents
Scheduling an interview
A background check is needed: Complete
Final decision: This application has been approved
Also nowadays the turnaround time is 2 weeks it seems hence we will get the passports in 2 weeks (earlier it was taking 3 weeks but will see if its going to be 3 weeks too for us).