impl TuiTheme on Tui; need to to reduce number of ItemPalette invocations

Justfile

@@ -1,15 +1,13 @@
 default:
   bacon -sj test
-
 tui:
-  reset
   cargo run --example tui
-
-test:
-  cargo test --workspace --exclude jack
 cloc:
   for src in {cli,edn/src,input/src,jack/src,midi/src,output/src,plugin/src,sampler/src,tek/src,time/src,tui/src}; do echo; echo $src; cloc --quiet $src; done
-
+test:
+  cargo test --workspace --exclude jack
+prof:
+  CARGO_PROFILE_RELEASE_DEBUG=true cargo flamegraph -- arranger
 status:
   cargo c
   cloc --by-file src/