import fs from 'fs'; const jsonFiles = fs.readdirSync('../public'); for (const file of jsonFiles) { if (!file.endsWith('.json')) continue const data = fs.readFileSync(`../public/${file}`, 'utf8'); const json = JSON.parse(data); for (const region of json) { if (region.connectedSystems) { region.connectedSystems = region.connectedSystems.join(','); } } fs.writeFileSync(`../public/${file}`, JSON.stringify(json, null, 2)); }