Opentelemetry resource detector to get container resource attributes

Check if the process is running inside a Docker container

Zero dependency library for reading and parsing various files from `procfs` for Node.js, implemented in pure JS.

The missing web standard

## 开发

One table for everything scheduled on a Linux box: user crontab, /etc/crontab, /etc/cron.d, run-parts and systemd timers — plus a preflight that says why a job will fail before it fires.