reseed
Reseed is an open-source tool for integrating static sites into subpaths.
is-subdir
Return whether a directory is a subdirectory of another directory
@okikio/resolve.imports
A tiny (613b), correct, general-purpose, and configurable subpath "imports" resolver without file-system reliance (forked from @lukeed's `resolve.exports`)
subdir
return whether a path is a sub-path