feat(SW-2859): Create trpc package
* Add isEdge, safeTry and dataCache to new common package
* Add eslint and move prettier config
* Clean up tests
* Create trpc package and move initialization
* Move errors and a few procedures
* Move telemetry to common package
* Move tokenManager to common package
* Add Sentry to procedures
* Clean up procedures
* Fix self-referencing imports
* Add exports to packages and lint rule to prevent relative imports
* Add env to trpc package
* Add eslint to trpc package
* Apply lint rules
* Use direct imports from trpc package
* Add lint-staged config to trpc
* Move lang enum to common
* Restructure trpc package folder structure
* Fix lang imports
Approved-by: Linus Flood
Fix: refactor booking flow search params
* wip: apply codemod and upgrade swc plugin
* wip: design-system to react 19, fix issues from async (search)params
* Prepare new parse function for booking flow search params
* Prepare serialize function for booking flow search params
* Improve handling of comma separated arrays
* Slightly refactor for readability
* Next abstracts URLSearchParams so handle the abstraction instead
* Refactor booking widget to use new search params parsing
* Rename search param functions
* Refactor select-hotel to use new search param parser
* Use new search params parser in select-rate and details
* Fix hotelId type
* Avoid passing down search params into BookingWidget components
* More updates to use new types instead of SearchParams<T>
* Remove types SelectHotelSearchParams and AlternativeSelectHotelSearchParams
* Fix parseBookingWidgetSearchParams return type
* Add error handling to booking search param parsers
* Fix modifyRateIndex handling in details page
* Clean up
* Refactor booking widget search param serializing to util function
* Move start page booking widget search param parsing to page
* Use new search param serializer in HandleErrorCallback
* Delete convertSearchParamsToObj & convertObjToSearchParams
Approved-by: Michael Zetterberg
