Add Qatar to Semrush related keyphrase countries

[enricobattocchi]

Context

Qatar should be available as a country option in the Semrush related keyphrase integration.

Summary

• Adds Qatar (qa) to the list of supported countries in the CountrySelector component, in alphabetical order.

This PR can be summarized in the following changelog entry:

• [@yoast/related-keyphrase-suggestions] Adds Qatar to the list of available countries for the Semrush related keyphrase suggestions.
• Adds Qatar to the list of available countries for the Semrush related keyphrase suggestions.

Relevant technical choices:

• Qatar's database code qa is confirmed by the Semrush API documentation.

Test instructions

Test instructions for the acceptance test before the PR gets merged

This PR can be acceptance tested by following these steps:

1. Open a post or page in the editor.
2. In the Yoast SEO sidebar, navigate to the related keyphrase suggestions.
3. Open the country selector dropdown.
4. Verify that "Qatar" appears in the list, between Portugal and Romania.
5. Select Qatar and confirm that related keyphrase suggestions load correctly.

Relevant test scenarios

• Changes should be tested on different browsers

Test instructions for QA when the code is in the RC

• QA should use the same steps as above.

Impact check

This PR affects the following parts of the plugin, which may require extra testing:

• Related keyphrase suggestions country selector only.

Other environments

• This PR also affects Shopify. I have added a changelog entry starting with [shopify-seo], added test instructions for Shopify and attached the Shopify label to this PR.
• This PR also affects Yoast SEO for Google Docs. I have added a changelog entry starting with [yoast-doc-extension], added test instructions for Yoast SEO for Google Docs and attached the Google Docs Add-on label to this PR.

Documentation

• I have written documentation for this change. For example, comments in the Relevant technical choices, comments in the code, documentation on Confluence / shared Google Drive / Yoast developer portal, or other.

Quality assurance

• I have tested this code to the best of my abilities.
• During testing, I had activated all plugins that Yoast SEO provides integrations for.
• I have added unit tests to verify the code works as intended.
• If any part of the code is behind a feature flag, my test instructions also cover cases where the feature flag is switched off.
• I have written this PR in accordance with my team's definition of done.
• I have checked that the base branch is correctly set.
• I have run grunt build:images and commited the results, if my PR introduces new images or SVGs.

Innovation

• No innovation project is applicable for this PR.
• This PR falls under an innovation project. I have attached the innovation label.
• I have added my hours to the WBSO document.

Fixes https://github.com/Yoast/reserved-tasks/issues/1084

🤖 Generated with Claude Code

[coveralls]

Coverage Report for CI Build 0

Coverage increased (+0.6%) to 53.441%

Details

• Coverage increased (+0.6%) from the base build.
• Patch coverage: No coverable lines changed in this PR.
• No coverage regressions found.

Uncovered Changes

No uncovered changes found.

Coverage Regressions

No coverage regressions found.

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Coverage Stats

Relevant Lines:	64957
Covered Lines:	34560
Line Coverage:	53.2%
Relevant Branches:	16651
Covered Branches:	9052
Branch Coverage:	54.36%
Branches in Coverage %:	Yes
Coverage Strength:	46309.03 hits per line

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💛 - Coveralls

[Copilot]

Pull request overview

Adds Qatar as a selectable Semrush database country in the related keyphrase suggestions UI, enabling users to fetch suggestions for qa.

Changes:

• Added { value: "qa", label: "Qatar - QA" } to the COUNTRIES list in CountrySelector, positioned between Portugal and Romania.

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