[1.5pt] Create a homepage (categories page)

[sntakirutimana72]

• When the user logs in, they are presented with the categories page.
• For each category, the user can see their name, icon and the total amount of all the transactions that belongs to that category.
• When the user clicks (or taps) on a category item, the application navigates to the transactions page for that category.
• There is a button "add a new category" at the bottom that brings the user to the page to create a new category.