:sig
std::vector<String> units_list()

:see
>runtime
unit_info
unit_compile
unit_load

:content
Returns the normalized paths of all known `.uce` units.

This includes the shared known-unit registry plus any units already loaded in the current runtime process.

Related:

- PHP: enumerating available modules, templates, or plugin entrypoints
- JavaScript / Node.js: listing registered modules, routes, or dynamically discovered components
