Zero warnings on Windows and Linux, clippy included (W-02, L-02)

rustc and clippy are clean for the whole workspace, every target, on
both. clippy --fix moved test modules last and took the shorter
forms; long types got named aliases; ElyTree's form takes its title
and button words as one pair.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

apps/ely-table/src/book.rs

@@ -419,6 +419,8 @@ fn frozen_index(state: Option<&str>) -> Option<u32> {
     (index > 0).then_some(index)
 }
 
+impl Zooming for Book {}
+
 #[cfg(test)]
 mod tests {
     #[test]
@@ -428,5 +430,3 @@ mod tests {
         assert_eq!(super::frozen_index(None), None);
     }
 }
-
-impl Zooming for Book {}