Add auth in Rewriter client

[silvadenisaraujo]

What is the purpose of this pull request?

Adds authentication token in the request for Rewriter mutations.

What problem is this solving?

Since Rewriter added authentication in its mutation the plugin started to break due to missing authentication token.

How should this be manually tested?

Follow the readme to build the plugin and link it using vtex plugins link
Using a csv file as an example run: vtex redirects import redirects.csv
Then delete the redirects uploaded: vtex redirects delete redirects.csv

Screenshots or example usage

Types of changes

• Refactor (non-breaking change that only makes the code better)
• 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)
• Requires change to documentation, which has been updated accordingly.

Chores checklist

• Update CHANGELOG.md

[Copilot]

Pull Request Overview

This PR adds authentication support to the Rewriter client by including the VtexIdclientAutCookie header in requests. This fixes a breaking issue where the plugin stopped working after the Rewriter service added authentication requirements to its mutation operations.

Key changes:

• Adds authentication token to Rewriter client headers
• Updates changelog to document the fix

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

File	Description
src/clients/apps/Rewriter.ts	Adds VtexIdclientAutCookie header with auth token to fix authentication issues
CHANGELOG.md	Documents the authentication header addition in the Fixed section

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[arturpimentel]

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