add a pair number on the display

src/components/MeetingMemberMatch.vue

@@ -22,6 +22,9 @@
       class="rounded-lg border border-slate-200 bg-white p-4 shadow-sm"
     >
       <h2 class="mb-3 font-bold text-slate-700">Your Current Match</h2>
+      <p v-if="myPair != null" class="mb-3 text-sm text-slate-600">
+        You are in Pair #{{ myPair.pairNumber }} with:
+      </p>
       <div class="flex items-start gap-3">
         <EntityIcon
           :contact="matchedPersonContact"