add Joi validation for user register route#44

Taha-khojasteh wants to merge 1 commit intochinmaymahajan:masterchinmaymahajan/Registration-and-Login-using-MERN-stack:masterfrom

Taha-khojasteh:masterTaha-khojasteh/Registration-and-Login-using-MERN-stack:masterCopy head branch name to clipboard