const fs = require('fs');

// Read file
let content = fs.readFileSync(process.argv[1] || 'nebenkosten.js', 'utf8');

// Convert to Unix line endings
content = content.replace(/\r\n/g, '\n');

// Save
fs.writeFileSync(process.argv[1] || 'nebenkosten.js', content, 'utf8');

console.log('Lines:', content.split('\n').length);
console.log('Has vermietung/bilanz:', content.includes("app.get('/api/vermietung/bilanz'"));