Improve conferences, guest entry, Afia, and cross-app scheduling.

Route guests through silent SSO to the Meet product page, fix Afia context
query, add conference green-room UX and copy, and extend service API for
Care/CRM/Invoice calendar integration.

Co-authored-by: Cursor <cursoragent@cursor.com>

resources/views/meet/join/passcode.blade.php

@@ -1,8 +1,8 @@
-<x-meet-kiosk-layout :title="'Passcode · '.$room->title" :organization="$organization" eyebrow="Secure meeting">
+<x-meet-kiosk-layout :title="'Passcode · '.$room->title" :organization="$organization" eyebrow="{{ $room->isConference() ? 'Secure conference' : 'Secure meeting' }}">
     <div class="flex min-h-[calc(100vh-8rem)] flex-col items-center justify-center">
         <div class="w-full max-w-md rounded-3xl border border-slate-200 bg-white p-8 shadow-sm">
             <h1 class="text-2xl font-bold text-slate-900">{{ $room->title }}</h1>
-            <p class="mt-2 text-sm text-slate-500">This meeting is protected. Enter the passcode to continue.</p>
+            <p class="mt-2 text-sm text-slate-500">This {{ $room->isConference() ? 'conference' : 'meeting' }} is protected. Enter the passcode to continue.</p>
 
             @if ($errors->any())
                 <div class="mt-4 rounded-2xl border border-red-200 bg-red-50 px-4 py-3 text-sm text-red-700">