Refactor MCP

// Sample JavaScript file for testing function oldFunction() { const oldVariable = 'test'; let result = oldVariable.toUpperCase(); return result; } export function exportedFunction() { console.log('This is exported'); return oldFunction(); } const CONSTANT_VALUE = 42; // Function with legacy_sdk import pattern import legacy_sdk from 'old-package'; const localVariable = 'should not change'; legacy_sdk.initialize();