Added a "Login Instructions" link below the "Log in / Sign up" button in LoginView.
Created a new SwiftUI view LoginInstructionsView to display the login instructions in a modal sheet.
Included a showInstructions state variable in LoginView to control the presentation of the instructions view.
Styled the link to resemble a hyperlink with blue text and underline.
Added a close button to LoginInstructionsView for easy dismissal.
Adjusted layout and padding for consistent styling.
Enhanced user experience by providing guidance on the correct login and registration format, including domain requirements, character restrictions, and name constraints.