Core process intelligence library for the [Peek](https://github.com/ankittk/peek) tool.
Defines `ProcessInfo`, `collect()`, and `collect_extended()`: one API to gather identity, resources, kernel context, network, open files, environment, and process tree for a PID. Used by the **peek** CLI and **peekd** daemon.
Part of the [peek](https://github.com/ankittk/peek) workspace.