feat(hunt): track walking distance via GPS, show live locations on map

Add foreground-only GPS distance tracking for hunts

app/components/admin/Team.vue

@@ -5,6 +5,7 @@ import { fullDate } from '~~/server/utils/date';
 const { confirm } = useModal();
 const { init } = useToast();
 const { t, d } = useI18n();
+const { formatDistance } = useFormatDistance();
 
 const props = defineProps<{
   team: Team;
@@ -151,7 +152,7 @@ async function deleteTeam() {
   <VaCollapse
     :key="team.id"
     color="info"
-    :header="`${team.name} — ${team.members.length} members — ${team._count.answers} answers — ${team.score} points`"
+    :header="`${team.name} — ${team.members.length} members — ${team._count.answers} answers — ${team.score} points — ${formatDistance(team.distance)}`"
   >
     <div class="flex flex-col gap-2">
       <h2 class="text-xl">
@@ -171,6 +172,9 @@ async function deleteTeam() {
         by {{ team.owner.name }} ({{ team.owner.email }})
       </p>
       <p>{{ team._count.answers }} answers</p>
+      <p v-if="team.distance > 0">
+        {{ t('page.common.distance') }}: {{ formatDistance(team.distance) }}
+      </p>
       <div class="grid grid-cols-1 gap-2 md:grid-cols-3 lg:grid-cols-5">
         <VaButton
           v-for="member in team.members"