Revise interactive tutorial section in README

Updated the section title and link for the interactive tutorial.

Author: Abdulnaser97

README.md

@@ -218,9 +218,9 @@ class A,B,C,D,E,G darkMode;
 %% linkStyle 1 stroke:#1ABC9C, stroke-width:2px;
 ```
 
-### How does `activitywatch` work under the hood?
+### Interactive `activitywatch` Architecture Tutorial with CodeCanvas
 
-Check out this interactive walkthrough of the `activitywatch` codebase on CodeCanvas [here](https://www.code-canvas.com/?session=unauthenticatedGithub&repo=activitywatch&owner=ActivityWatch&branch=master&OnboardingTutorial=true).
+Check out this interactive walkthrough of the `activitywatch` codebase on CodeCanvas [here](https://www.code-canvas.com/?session=unauthenticatedGithub&repo=activitywatch&owner=Abdulnaser97&branch=master&OnboardingTutorial=true).
 
 <img width="1837" height="812" alt="image" src="https://github.com/user-attachments/assets/fd540249-7eea-4575-8c5a-472ad902c119" />