Profile redesign: Show yourself in follower list (#37813)

app/javascript/mastodon/hooks/useLayout.ts

@@ -8,6 +8,7 @@ export const useLayout = () => {
 
   return {
     singleColumn: layout === 'single-column' || layout === 'mobile',
+    multiColumn: layout === 'multi-column',
     layout,
   };
 };

app/javascript/mastodon/hooks/useRelationship.ts

@@ -0,0 +1,19 @@
+import { useEffect } from 'react';
+
+import { fetchRelationships } from '../actions/accounts';
+import { useAppDispatch, useAppSelector } from '../store';
+
+export function useRelationship(accountId?: string | null) {
+  const relationship = useAppSelector((state) =>
+    accountId ? state.relationships.get(accountId) : null,
+  );
+
+  const dispatch = useAppDispatch();
+  useEffect(() => {
+    if (accountId && !relationship) {
+      dispatch(fetchRelationships([accountId]));
+    }
+  }, [accountId, dispatch, relationship]);
+
+  return relationship;
+}