Block a user
Custom URL: integrate the / into the placeholder
Remove the up arrow from the Create button
Refresh icon still squished/cut off in its button
Title placeholder should say just 'Title'
Newly created password-protected paste should not require re-entering the password
Back button after creating a paste shows stale result state
Expired pastes should release custom URLs (daily cleanup job)
FUTURE: cookie-based preferences and access keys
FUTURE: storage backend choice (SQLite/Postgres/Redis)
Copy button should show a success toast
Protection menu: better spacing and redo password lock formatting
Password reveal button while typing
Fix capitalization for uniformity across the app
Left-align text in custom URL input
Center the refresh icon in the language refresh button
Prettier selection buttons in new page sidebar