test: remove express-4

[chenjiahan]

Remove express-4

[gemini-code-assist]

Summary of Changes

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This pull request streamlines the project's dependencies and configuration by removing the express-4 package, which was likely a legacy or unused dependency. This cleanup includes updating the package.json and pnpm-lock.yaml files, as well as removing an associated Babel configuration file and updating test cases that referenced the old Express version. The overall impact is a leaner, more focused project setup.

Highlights

• Dependency Removal: The express-4 dependency has been completely removed from the project's devDependencies and the pnpm-lock.yaml.
• Configuration Cleanup: The babel.config.js file, which was no longer needed, has been deleted.
• Test File Updates: The test/middleware.test.js file was updated to remove all references and imports related to the express-4 package.

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Changelog

• babel.config.js
  • Removed the entire Babel configuration file.
• package.json
  • Removed the express-4 dependency from devDependencies.
• pnpm-lock.yaml
  • Removed the express-4 entry and its associated version from the lockfile.
• test/middleware.test.js
  • Removed the expressOld import.
  • Removed the express-v4 entry from the describe.each test block.

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[gemini-code-assist]

Code Review

This pull request removes the express-4 dependency, which was used for testing against an older version of Express. The changes include removing the dependency from package.json, deleting the associated babel configuration, and updating the test suite to no longer reference express-4. The changes are clean and correctly implement the removal.

[Copilot]

Pull request overview

Removes the express-4 dev dependency (an npm alias to Express v4) from the project and updates the middleware test matrix accordingly.

Changes:

• Dropped express-4 from package.json devDependencies and removed its lockfile entries.
• Updated test/middleware.test.js to stop running the framework test suite against Express v4.
• Deleted babel.config.js (scope note: not reflected in PR title/description).

Reviewed changes

Copilot reviewed 3 out of 4 changed files in this pull request and generated 1 comment.

File	Description
test/middleware.test.js	Removes Express v4 from the parameterized framework test matrix.
package.json	Removes the express-4 npm alias devDependency.
pnpm-lock.yaml	Removes express-4 from the workspace importer section.
babel.config.js	Deletes the Babel config file from the repo.

Files not reviewed (1)

• pnpm-lock.yaml: Language not supported

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