All of the challenges can and should be done only using js. fs docs - https://nodejs.org/api/fs.html
Simply print the contents of the text file to the screen.
Add the names of everyone in your group to the end of the text file.
The file was incorrectly named binfo.txt ... Rename it to info.txt (only using js!)
Create a new folder within the challenge4 folder called "copyfolder". Then copy info.txt into that folder.
Replace all of the "-"'s inside the text file with spaces.
Display all files that end with ".txt". Try to not hardcode the file names.