Add Category

[thegenem0]

Description:

As a user of the Inventory Management Application, I want to be able to add a new product category to the system. This will allow me to better organize my products and make informed decisions about inventory management.

Acceptance Criteria:

• A "Add Category" page is added to the application UI.
• The "Add Category" page contains input fields for the category name.
• The user can submit the category information by clicking a "Save" button.
• If the user tries to submit the category without entering a name, an error message will be displayed prompting them to enter a name.
• After the user submits the category information, the new category is added to the Categories table.
• The user is redirected to the Categories table page.
• If there are any products assigned to the new category, they will be displayed in the "Number of Products" column on the Categories table, otherwise displays 0.
• The table data is persisted to a database backend.