Cans UI + parity: unlock-cookie flow, /can page, listings badge, custom slug, delete, sweeper; #32 perf notes (#4, #32)

README.md

@@ -5,7 +5,7 @@ a web UI for sharing code and text with links that expire on your terms.
 
 ## Features
 
-- Paste cans — bundle notes, text, and files into one shareable page
+- Paste cans — bundle notes, text, and files into one shareable page, with password/expiry/custom-slug parity and a `can` badge in listings
 - Password lock — protect individual pastes with a password
 - Custom expiry — from 1 minute up to 1 year, or never
 - Burn after N reads — a paste that vanishes after a chosen number of reads