chore(monorepo): delta, january, quark

crates/delta/src/util/regex.rs

@@ -0,0 +1,9 @@
+use once_cell::sync::Lazy;
+use regex::Regex;
+
+/// Regex for valid usernames
+///
+/// Block zero width space
+/// Block lookalike characters
+pub static RE_USERNAME: Lazy<Regex> =
+    Lazy::new(|| Regex::new(r"^[^\u200BА-Яа-яΑ-Ωα-ω]+$").unwrap());