feat(ui): swap layouts and stacked panes (#2167)

* relayout working with hard coded layout

* work

* refactor(layout): PaneLayout => TiledPaneLayout

* tests passing

* tests passing

* tests passing

* stacked panes and passing tests

* tests for stacked panes

* refactor(panes): stacked panes

* fix: focusing into stacked panes from the left/right

* fix(layouts): handle stacked layouts in the middle of the screen

* fix(pane-stack): focus correctly when coming to stack from above/below

* fix(stacked-panes): resize stack

* fix(stacked-panes): focus with mouse

* fix(stacked-panes): focus next pane

* fix(layout-applier): sane focus order

* fix(stacked-panes): better titles for one-liners

* fix(stacked-panes): handle moving pane location in stack

* fix(relayout): properly calculate display area

* fix(relayout): properly calculate rounding errors

* fix(stacked-panes): properly handle closing a pane near a stack

* fix(swap-layouts): adjust swap layout sort order

* feat(swap-layouts): ui + ux

* fix(swap-layouts): include base layout

* refactor(layout): remove unused method

* fix(swap-layouts): respect pane contents and focus

* work

* fix(swap-layouts): load swap layouts from external file

* fix(swap-layouts): properly truncate layout children

* fix(stacked-panes): allow stacked panes to become fullscreen

* fix(swap-layouts): work with multiple tabs

* fix(swap-layouts): embed/eject panes properly with auto-layout

* fix(stacked-panes): close last pane in stack

* fix(stacked-panes): move focus for all clients in stack

* fix(floating-panes): set layout damaged when moving panes

* fix(relayout): move out of unfitting layout when resizing whole tab

* fix(ui): background color for swap layout indicator

* fix(keybinds): add switch next layout in tmux

* fix(ui): swap layout indication in compact layout

* fix(compact): correct swap constraint

* fix(tests): tmux swap config shortcut

* fix(resizes): cache resizes so as not to confuse panes (eg. vim) with multiple resizes that it debounces weirdly

* feat(cli): dump swap layouts

* fix(ui): stacked panes without pane frames

* fix(ux): move pane forward/backwards also with floating panes

* refactor(lint): remove unused stuff

* refactor(tab): move swap layouts to separate file

* style(fmt): rustfmt

* style(fmt): rustfmt

* refactor(panes): various cleanups

* chore(deps): upgrade termwiz to get alt left-bracket

* fix(assets): merge conflicts of binary files

* style(fmt): rustfmt

* style(clippy): no thank you!

* chore(repo): remove garbage file

75 files changed, 6995 insertions, 2274 deletions

diff --git a/zellij-utils/assets/compact-bar.wasm b/zellij-utils/assets/compact-bar.wasm
new file mode 100644
index 000000000..46267f5e7
--- /dev/null
+++ b/zellij-utils/assets/compact-bar.wasm
diff --git a/zellij-utils/assets/config/default.kdl b/zellij-utils/assets/config/default.kdl
index 248b4026c..1e8ddd7c3 100644
--- a/zellij-utils/assets/config/default.kdl
+++ b/zellij-utils/assets/config/default.kdl
@@ -40,6 +40,7 @@ keybinds {
     move {
         bind "Ctrl h" { SwitchToMode "Normal"; }
         bind "n" "Tab" { MovePane; }
+        bind "p" { MovePaneBackwards; }
         bind "h" "Left" { MovePane "Left"; }
         bind "j" "Down" { MovePane "Down"; }
         bind "k" "Up" { MovePane "Up"; }
@@ -130,6 +131,7 @@ keybinds {