Compare host against known urls

[purplecabbage]

Description

This PR modifies the logic for determining whether an API host is custom by comparing against a list of supported Adobe annotation endpoints instead of comparing against a default API host.

Changes the custom API host detection logic to use a whitelist approach
Adds debug logging for both custom API host and hostname detection

Related Issue

https://jira.corp.adobe.com/browse/ACNA-3977

Motivation and Context

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• I have signed the Adobe Open Source CLA.
• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

[Copilot]

Pull Request Overview

This PR modifies the custom API host detection logic to use a whitelist approach instead of comparing against a single default API host. The change compares the API host against a list of supported Adobe annotation endpoints to determine if it's custom.

• Changes custom API host detection from single default comparison to whitelist validation
• Adds debug logging for both API host and hostname custom detection
• Includes a commented test case for future investigation of package action issues

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 2 comments.

File	Description
src/utils.js	Updates custom API host detection logic to use whitelist approach and adds debug logging
test/utils.test.js	Adds commented test case documenting known issue with non-default package actions

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

📢 Thoughts on this report? Let us know!

[shazron]

Tested with a project, looks good