WEEK 6.1 (Authentication) - https://petal-estimate-4e9.notion.site/Authentincation-a4b43c7cc1d14535a7b5b366080095fa

WEEK 6.2 ( Authentication ) - https://petal-estimate-4e9.notion.site/Authentincation-a4b43c7cc1d14535a7b5b366080095fa