readme part 2.md

create files

1. cd src
2. (in mac) touch encryption.ts
3. (in mac) touch jwt.ts
4. cd ..

add imports 5. npm i bcrypt 6. npm i --save-dev @types/bcrypt 7. npm i jsonwebtoken 8. npm i --save-dev @types/jsonwebtoken

add in package json's scripts 9. "start1": "npx tsc && node ./dist/encryption.js", 10. "start2": "npx tsc && node ./dist/jwt.js",

Note: there changes to the User,Product