no matter what package and package manager for the code no matter if you consume the git source or the packaged version that gets distributed via other channels
./wrapper_module_name/main_or_module_name.js
./wrapper_module_name/main_or_module_name.d.ts // gets generated from the main of the wrapper that is defined in the package.json generated via tsconfig.json settings
./wrapper_module_name/tsconfig.json // contains fixes for the typescript consumption if needed
./wrapper_module_name/package.json // contains fixes for the consumption
./node_modules
./package.json