Function readJsonSafe

src/webui/observer/jsonl.js:5–14

(filePath, fallback)

const fs = require('fs');

function readJsonSafe(filePath, fallback) {
  try {
    if (!filePath || !fs.existsSync(filePath)) return fallback;
    const raw = fs.readFileSync(filePath, 'utf8');
    if (!raw.trim()) return fallback;
    return JSON.parse(raw);
  } catch {
    return fallback;
  }
}

function readJsonl(filePath, opts = {}) {
  try {