Public API uses str to represent paths #130
Description
Bug Report
https://github.com/ni/nipanel-python/blob/main/src/nipanel/_streamlit_panel.py uses str for paths.
Repro or Code Sample
https://github.com/ni/nipanel-python/blob/main/src/nipanel/_streamlit_panel.py
Expected Behavior
It uses pathlib.
Current Behavior
It uses str.
Possible Solution
Use pathlib.