* feat(ui): round frame corners
* Allow rounded_corners to be set without a palette
* Revert "Allow rounded_corners to be set without a palette"
This reverts commit 9271a4b5452f2e59e0ebd55136343f0fbfabaa13.
* fix(style): remove redundant code
* fix(style): clippy lints that somehow got missed
* feat(config): add ui config section
* Read pane name from layout
* Update pane name at runtime
* Fix tests
* prefer and render pane name over pane title
* fix clippy errors
* fix after rebase
* the simplified layout omits the Nerdfonts characters that are not
found in every Fontset
* add an optional config option to opt into the simplified ui
`simplified_ui: bool`
* add a config flag that allows opting into the simplified ui
`zellij options --simplified-ui`
* move the `clean` flag to the `setup` subcommand