feat: update dependencies to k-ap v0.1.7 and add profileHref utility for user links

thoughts-frontend/lib/api.ts

@@ -1,3 +1,4 @@
+import { cache } from "react";
 import { z } from "zod";
 
 export const UserSchema = z.object({
@@ -278,13 +279,14 @@ export const markAllNotificationsRead = (token: string) =>
     token
   );
 
-export const lookupRemoteActor = (handle: string, token: string | null) =>
+export const lookupRemoteActor = cache((handle: string, token: string | null) =>
   apiFetch(
     `/users/lookup?handle=${encodeURIComponent(handle)}`,
     { next: { tags: [`remote-actor:${handle}`] } },
     RemoteActorSchema,
     token
-  );
+  )
+);
 
 export const getRemoteActorPosts = (
   handle: string,

thoughts-frontend/lib/utils.ts

@@ -17,6 +17,14 @@ export function fullFediverseHandle(handle: string, actorUrl: string): string {
   }
 }
 
+/** Returns the correct profile URL for an author.
+ *  Local users go to /users/:username; remote actors go to /remote-actor?handle=. */
+export function profileHref(username: string, local: boolean): string {
+  if (local) return `/users/${username}`;
+  const handle = username.startsWith("@") ? username : `@${username}`;
+  return `/remote-actor?handle=${encodeURIComponent(handle)}`;
+}
+
 export function buildThoughtThreads(thoughts: Thought[]): ThoughtThreadType[] {
   const thoughtMap = new Map<string, Thought>();
   thoughts.forEach((t) => thoughtMap.set(t.id, t));