chore: restructure and refine the ui (#199)

* update deps

* clean up

* add account crate

* add person crate

* add chat and chat ui crates

* .

* clean up the ui crate

* .

* .

crates/ui/src/input/element.rs

@@ -541,9 +541,15 @@ impl Element for TextElement {
         let mut bounds = bounds;
 
         let (display_text, text_color) = if is_empty {
-            (Rope::from(placeholder.as_str()), cx.theme().text_muted)
+            (
+                Rope::from_str_small(placeholder.as_str()),
+                cx.theme().text_muted,
+            )
         } else if state.masked {
-            (Rope::from("*".repeat(text.chars_count())), cx.theme().text)
+            (
+                Rope::from_str_small("*".repeat(text.chars_count()).as_str()),
+                cx.theme().text,
+            )
         } else {
             (text.clone(), cx.theme().text)
         };