chore: sync package scripts and fix lint errors in tests

[joshjohanning]

Summary

Syncs package.json scripts to match the standard template used across other actions in this repo, and fixes two ESLint quote errors in the test file.

Changes

package.json

• Renamed format → format:write to match standard script naming convention
• Renamed test:coverage → ci-test (now includes bash tests + Jest coverage)
• Removed separate test:js script (inlined into test and ci-test)
• Updated lint to use npx eslint . instead of npx eslint src/**/*.js
• Synced package script argument order
• Added bundle script (format:write + package)
• Added package:watch script
• Updated all script to use new script names

__tests__/index.test.js

• Converted two double-quoted strings containing single quotes to template literals to satisfy ESLint quotes rule

[Copilot]

Pull request overview

This PR aligns the project’s npm scripts with a shared Node.js Action template and resolves ESLint quotes rule failures in Jest tests.

Changes:

• Updated package.json scripts (rename/add scripts, adjust lint scope, consolidate Jest invocation with NODE_OPTIONS).
• Fixed two ESLint quote-rule violations in __tests__/index.test.js by switching to template literals.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

File	Description
package.json	Syncs scripts (format/lint/test/package/all) to the standard template and adds bundle / package:watch.
tests/index.test.js	Adjusts string literals to satisfy ESLint quotes rule.