chore(deps): update @actions/*

[JamesSingleton]

No description provided.

[Copilot]

Pull Request Overview

This PR updates the dependencies for @actions/* along with several development tools and configuration files. The key changes include updating package.json to use ES modules and adjust build script targets, adding a new flat ESLint configuration (eslint.config.js) while removing the legacy .eslintrc.json, and updating the checkout action version in GitHub workflows.

Reviewed Changes

Copilot reviewed 6 out of 6 changed files in this pull request and generated no comments.

File	Description
package.json	Updated dependencies, added "type": "module", and revised the build script to reference a .cjs file
eslint.config.js	Introduced new flat ESLint configuration
.github/workflows/test.yml	Upgraded checkout action version to v4
.eslintrc.json	Removed legacy config in favor of the new ESLint config

Comments suppressed due to low confidence (1)

package.json:10

• The package.json now sets the module type to 'module' while the build script targets a CommonJS file ('.cjs'). Please confirm that this inconsistency is intended and that the output aligns with the module system used in the project.

"build": "ncc build src/main.cjs"