refactor: update command tests to use require syntax and improve error handling

jest.config.js

@@ -23,6 +23,9 @@ export default {
     '^.+\\.jsx?$': 'babel-jest',
   },
 
+  // Ignore node_modules except for chalk (which is ESM only)
+  transformIgnorePatterns: ['/node_modules/(?!(chalk)/)'],
+
   // An array of regexp pattern strings that are matched against all test files
   testPathIgnorePatterns: ['/node_modules/'],
 };