See the solution below in explanation.
Explanation:
Step 1: Sign Up for Azure DevOps
Navigate to Azure DevOps.
Click on Start Free.
Enter the credentials:
Email: [email protected]
Password: eWrSalD2!
Follow the prompts to complete the sign-up process using the default settings.
Step 2: Create an Azure DevOps Organization
Once signed in, you will be prompted to create a new organization.
Enter a name for your organization and select your region.
Click on Continue to create the organization.
Step 3: Create a Private Project
In your new organization, click on New Project.
Name the project Project1.
Set the visibility to Private.
Click on Create.
Step 4: Add an External User as a Stakeholder
Go to the Organization Settings.
Under General, select Users.
Click on Add users.
Enter the email address: [email protected].
Set the access level to Stakeholder.
Add the user to the most restrictive group, which is typically the Readers group.
Click on Add to complete the process.
Step 5: Verify the User Addition
Ensure that the external user has been added successfully by checking the Users list.
Confirm that the user has the Stakeholder access level and is part of the Readers group.
By following thesesteps, you should be able to complete the task successfully. If you encounter any issues, feel free to ask for further assistance!

Explanation:

Instead reduce the code complexity.
Reference:
https://dzone.com/articles/fight-through-the-pain-how-to-deal-with-technical

Reference:
https://docs.microsoft.com/en-us/azure/devops/pipelines/library/connect-to-azure