Issue Title: Shift + Letter Doesn't Capitalize on Typohiz
Description: On the Typohiz typing website, pressing Shift + any letter key doesn't capitalize the letter. Expected behavior is capitalization when Shift is held.
Steps to Reproduce:
Open Typohiz.
Hold the Shift key and press any letter.
Expected Result: The letter should appear capitalized.
Actual Result: User can't type.
Issue Title: Shift + Letter Doesn't Capitalize on Typohiz
Description: On the Typohiz typing website, pressing Shift + any letter key doesn't capitalize the letter. Expected behavior is capitalization when Shift is held.
Steps to Reproduce:
Expected Result: The letter should appear capitalized. Actual Result: User can't type.
https://github.com/user-attachments/assets/c081a99b-0d17-4531-a449-6a20acb71fc1