Pin Bloc 0 and Arrivant juste at top of relations list, sort others alphabetically

- Rename "Newbie" to "Arrivant juste"
- Base friends (Bloc 0, Arrivant juste) always stay at the top
- User-added relations are sorted below them

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/components/gratewizard/GwRelations.vue

@@ -101,11 +101,19 @@ function toggleSort(key: string) {
 }
 
 const sortedItems = computed(() => {
-  const items = [...props.items];
+  const baseNames = new Set(props.baseFriends.map((f) => f.name));
+  const bases: TableFriend[] = [];
+  const others: TableFriend[] = [];
+
+  for (const item of props.items) {
+    if (baseNames.has(item.name)) bases.push(item);
+    else others.push(item);
+  }
+
   const key = sortKey.value;
   const dir = sortAsc.value ? 1 : -1;
 
-  return items.sort((a, b) => {
+  others.sort((a, b) => {
     const first = a[key];
     const second = b[key];
     let cmp = 0;
@@ -123,6 +131,8 @@ const sortedItems = computed(() => {
     }
     return cmp * dir;
   });
+
+  return [...bases, ...others];
 });
 
 function isBaseFriend(friend: TableFriend): boolean {