test: add e2e test for /package-code/ route

[gameroman]

🔗 Linked issue

This should hopefully catch the #3112 regression

🧭 Context

📚 Description

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Project	Deployment	Actions	Updated (UTC)
npmx.dev	Ready	Preview	Aug 3, 2026 11:22am

2 Skipped Deployments

Project	Deployment	Actions	Updated (UTC)
docs.npmx.dev	Ignored	Preview	Aug 3, 2026 11:22am
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[coderabbitai]

📝 Walkthrough

Summary by CodeRabbit

• Tests
  • Expanded browser coverage for the Package Code Viewer, verifying that empathic version 2.0.0 loads and displays the expected package details.
  • Extended hydration checks to include the empathic 2.0.0 package page, helping ensure consistent behaviour across supported scenarios.

Walkthrough

The pull request adds the empathic version 2.0.0 route to hydration coverage and adds an end-to-end test for its package heading, version, and package.json links.

Changes

Package Code E2E coverage

Layer / File(s)	Summary
Package Code Viewer validation test/e2e/hydration.spec.ts, test/e2e/package-code.spec.ts	The hydration test matrix now includes /package-code/empathic/v/2.0.0. A Playwright test verifies the package heading, version, and package.json links in the sidebar and directory listing.

🚥 Pre-merge checks | ✅ 4

✅ Passed checks (4 passed)

Check name	Status	Explanation
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Title check	✅ Passed	The title clearly and concisely describes the added end-to-end test for the /package-code/ route.
Description check	✅ Passed	The description links the change to regression #3112, which matches the added end-to-end test coverage.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ All tests successful. No failed tests found.

📢 Thoughts on this report? Let us know!

[coderabbitai]

Actionable comments posted: 1

🤖 Prompt for all review comments with AI agents

Verify each finding against current code. Fix only still-valid issues, skip the
rest with a brief reason, keep changes minimal, and validate.

Inline comments:
In `@test/e2e/package-code.spec.ts`:
- Around line 10-11: Update the version assertion in the package-code test to
scope the locator to the version selector, using the visible data-testid symbols
package-subheader or version-selector-button instead of the page-wide text
locator. Preserve the check that version 2.0.0 is visible within that scoped
selector.

🪄 Autofix (Beta)

Fix all unresolved CodeRabbit comments on this PR:

• Push a commit to this branch (recommended)
• Create a new PR with the fixes

---

ℹ️ Review info

⚙️ Run configuration

Configuration used: Path: .coderabbit.yaml

Review profile: CHILL

Plan: Pro Plus

Run ID: 7023d22a-c955-4df7-a40c-6dcacc6a9e96

📥 Commits

Reviewing files that changed from the base of the PR and between ac8e171 and 55a2ff4.

📒 Files selected for processing (2)

• test/e2e/hydration.spec.ts
• test/e2e/package-code.spec.ts

[coderabbitai]

Actionable comments posted: 1

🤖 Prompt for all review comments with AI agents

Verify each finding against current code. Fix only still-valid issues, skip the
rest with a brief reason, keep changes minimal, and validate.

Inline comments:
In `@test/e2e/package-code.spec.ts`:
- Line 15: Update the codePage locator in the package-code test to pass the CSS
ID selector directly, removing the backticks from the selector string so it
targets `#code-page-container`.

🪄 Autofix (Beta)

Fix all unresolved CodeRabbit comments on this PR:

• Push a commit to this branch (recommended)
• Create a new PR with the fixes

---

ℹ️ Review info

⚙️ Run configuration

Configuration used: Path: .coderabbit.yaml

Review profile: CHILL

Plan: Pro Plus

Run ID: d85b911f-0b63-43d6-888f-01404ecb9478

📥 Commits

Reviewing files that changed from the base of the PR and between 55a2ff4 and c392b31.

📒 Files selected for processing (1)

• test/e2e/package-code.spec.ts