feat: Use Cloudflare Turnstile in booker (#18755)

* feat: Use Cloudflare Turnstile in booker

* move files arround

* render turnstile widget and add token to store

* use token from body instead of headers

* watch cf token to re-render disabled state

* Update packages/features/bookings/Booker/components/BookEventForm/BookEventForm.tsx

* Update packages/features/bookings/lib/create-booking.ts

* ensure bool

* add to recuring event

* fix recuring events

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Co-authored-by: sean-brydon <sean@cal.com>
Co-authored-by: sean-brydon <55134778+sean-brydon@users.noreply.github.com>
Co-authored-by: Benny Joo <sldisek783@gmail.com>

.env.example

@@ -242,6 +242,7 @@ E2E_TEST_MAILHOG_ENABLED=
 
 # Cloudflare Turnstile
 NEXT_PUBLIC_CLOUDFLARE_SITEKEY=
+NEXT_PUBLIC_CLOUDFLARE_USE_TURNSTILE_IN_BOOKER=
 CLOUDFLARE_TURNSTILE_SECRET=
 
 # Set the following value to true if you wish to enable Team Impersonation