Function plugin_name_from_path

src/api/lmpfs.cpp:510–512

Compute the canonical plugin name: file stem without extension. `foo.plugin.dll` → `foo.plugin`; `core.dll` → `core`.

// Compute the canonical plugin name: file stem without extension.
// `foo.plugin.dll` → `foo.plugin`; `core.dll` → `core`.
std::string plugin_name_from_path(const std::filesystem::path& p) {
    return p.stem().string();
}

// Try to load + initialise plugins from one directory.
int load_plugins_from(Engine* eng, vfs::DirNode* plugins_root,