This is my code and I want to import .CSV files from my Computer or PC’s specific drive and I written this code and that is working perfect in my localserver port 3001 but when I Host it in render.com then my csv-data and csv-data/:id API’s not working it give me 500 error status code please give me solution if any one have and know me in reder.com have any restrication for access computer or PC’s specific PATH.

I want to expecting my render.com in work perfectly same as my local server in working and if any one having other way to live my backend server then give me suggestion and steps how can I do this?