Custom swagger endpoint for docs (#3869)

* custom swagger endpoint
metadata graphql
remove /rest from endpoint

* fixed pseudo scheme creation

* move graphql playground creation to own file, added navbar to change baseurl and token

* add schema switcher, fix changing url not applied, add invalid overlay

* fix link color

* removed path on Graphql Playground, naming fixes subdoc

* - fixed overflow issue Rest docs

* history replace & goBack

* Small fix GraphQL playground broken

---------

Co-authored-by: Félix Malfait <felix.malfait@gmail.com>

packages/twenty-docs/src/theme/icons.js

@@ -21,6 +21,7 @@ export {
   TbCheck,
   TbCheckbox,
   TbChecklist,
+  TbChevronLeft,
   TbCircleCheckFilled,
   TbCircleDot,
   TbCloud,