ci: add codecov token inline

[danielroe]

#830

[coderabbitai]

📝 Walkthrough

Walkthrough

This pull request modifies the CI workflow configuration in .github/workflows/ci.yml to add a CODECOV_TOKEN environment variable to the Codecov upload step. The token is configured within the environment block of the codecov-action step, enabling authenticated uploads to Codecov. The change consists of two added lines with no removals.

Possibly related PRs

• ci: upload coverage to codecov #830: Introduced the Codecov upload step in the CI workflow that this PR enhances with token-based authentication.

🚥 Pre-merge checks | ✅ 1

✅ Passed checks (1 passed)

Check name	Status	Explanation
Description check	✅ Passed	The pull request description references PR #830 which relates to the codecov token changes made in ci.yml, demonstrating relevance to the changeset.

_{✏️ Tip: You can configure your own custom pre-merge checks in the settings.}

✨ Finishing touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch chore/codecov-token

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_{Comment @coderabbitai help to get the list of available commands and usage tips.}

[coderabbitai]

Actionable comments posted: 1

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

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Project	Deployment	Actions	Updated (UTC)
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