Add comprehensive test suite using Node.js built-in test runner#4

electerious merged 4 commits intomainelecterious/lightroom-controller:mainfrom

copilot/fix-42f3ecf9-b390-4be4-9ca7-497dccdf03d7electerious/lightroom-controller:copilot/fix-42f3ecf9-b390-4be4-9ca7-497dccdf03d7Copy head branch name to clipboard