Proactively re-injects 'key' (site access key) and 'uuid' (Novi token)
into 'Open Externally' and 'Copy Link' URLs on the Video Conferences
page. This prevents authentication failures when members open meetings
in a new browser tab after SvelteKit internal navigation has dropped
the bootstrap parameters.
Updated CLIENT__IDAA_and_customized_mods.md to document the requirement
for these keys in breakout URLs.