feat: new Menu Component API (#6034)

* feat: new Menu Component API

* allow valid children types

* introduce menu group to group items

* Add lang footer

* use display name

* displayName

* define types inside

* fix default menu

* add json export to menu

* fix

* simplify expression

* put open menu into own compo to optimize perf

So that we don't rerun `useOutsideClickHook` (and rebind event listeners
all the time)

* naming tweaks

* rename MenuComponents->MenuDefaultItems and export default items from Menu.Items

* import Menu.scss in Menu.tsx

* move menu scss to excal app

* Don't filter children inside menu group

* move E+ out of socials

* support style prop for MenuItem and MenuGroup

* Support header in menu group and add Excalidraw links header for default items in social section

* rename header to title

* fix padding for lang

* render menu in mobile

* review fixes

* tweaks

* Export collaborators and show in mobile menu

* revert .env

* lint :p

* again lint

* show correct actions in view mode for mobile

* Whitelist Collaborators Comp

* mobile styling

* padding

* don't show nerds when menu open in mobile

* lint :(

* hide shortcuts

* refactor userlist to support mobile and keep a wrapper comp for excal app

* use only UserList

* render only on mobile for default items

* remove unused hooks

* Show collab button in menu when onCollabButtonClick present and hide export when UIOptions.canvasActions.export is false

* fix tests

* lint

* inject userlist inside menu on mobile

* revert userlist

* move menu socials to default menu

* fix collab

* use meny in library

* Make Menu generic and create hamburgemenu for public excal menu and use menu in library as well

* use appState.openMenu for mobile

* fix tests

* styling fixes and support style and class name in menu content

* fix test

* rename MenuDefaultItems->DefaultItems

* move footer css to its own comp

* rename HamburgerMenu -> MainMenu

* rename menu -> dropdownMenu and update classes, onClick->onToggle

* close main menu when dialog closes

* by bye filtering

* update docs

* fix lint

* update example, docs for useDevice and footer in mobile, rename menu ->DropDownMenu everywhere

* spec

* remove isMenuOpenAtom and set openMenu as canvas for main menu, render decreases in specs :)

* [temp] remove cyclic depenedency to fix build

* hack- update appstate to sync lang change

* Add more specs

* wip: rewrite MainMenu footer

* fix margin

* fix snaps

* not needed as lang list no more imported

* simplify custom footer rendering

* Add DropdownMenuItemLink and DropdownMenuItemCustom and update API, docs

* fix `MainMenu.ItemCustom`

* naming

* use onSelect and base class for custom items

* fix lint

* fix snap

* use custom item for lang

* update docs

* fix

* properly use `MainMenu.ItemCustom` for `LanguageList`

* add margin top to custom items

* flex

Co-authored-by: dwelle <luzar.david@gmail.com>

src/excalidraw-app/index.scss

@@ -4,7 +4,7 @@
   &.theme--dark {
     --color-primary-contrast-offset: #726dff; // to offset Chubb illusion
   }
-  .layer-ui__wrapper .layer-ui__wrapper__footer-center {
+  .footer-center {
     justify-content: flex-end;
     margin-top: auto;
     margin-bottom: auto;
@@ -24,7 +24,29 @@
       height: 1.2rem;
     }
   }
+
+  .dropdown-menu-container {
+    .dropdown-menu-item {
+      &.active-collab {
+        background-color: #ecfdf5;
+        color: #064e3c;
+      }
+      &.ExcalidrawPlus {
+        color: var(--color-promo);
+      }
+    }
+  }
+
+  &.theme--dark {
+    .dropdown-menu-item {
+      &.active-collab {
+        background-color: #064e3c;
+        color: #ecfdf5;
+      }
+    }
+  }
 }
+
 .excalidraw-app.is-collaborating {
   [data-testid="clear-canvas-button"] {
     display: none;