feat(frontend): rich OG metadata + dynamic page titles across all routes

thoughts-frontend/app/(auth)/layout.tsx

@@ -1,4 +1,10 @@
 // app/(auth)/layout.tsx
+import type { Metadata } from "next";
+
+export const metadata: Metadata = {
+  openGraph: { type: "website" },
+};
+
 export default function AuthLayout({
   children,
 }: {

thoughts-frontend/app/(auth)/login/layout.tsx

@@ -0,0 +1,10 @@
+import type { Metadata } from "next";
+
+export const metadata: Metadata = {
+  title: "Sign in",
+  description: "Sign in to your Thoughts account",
+};
+
+export default function LoginLayout({ children }: { children: React.ReactNode }) {
+  return children;
+}

thoughts-frontend/app/(auth)/register/layout.tsx

@@ -0,0 +1,10 @@
+import type { Metadata } from "next";
+
+export const metadata: Metadata = {
+  title: "Join Thoughts",
+  description: "Create an account on Thoughts and connect across the Fediverse",
+};
+
+export default function RegisterLayout({ children }: { children: React.ReactNode }) {
+  return children;
+}

thoughts-frontend/app/layout.tsx

@@ -7,8 +7,25 @@ import localFont from "next/font/local";
 import InstallPrompt from "@/components/install-prompt";
 
 export const metadata: Metadata = {
-  title: "Thoughts",
-  description: "A social network for sharing thoughts",
+  title: {
+    default: "Thoughts",
+    template: "%s · Thoughts",
+  },
+  description:
+    "A federated social network for short-form thoughts. Follow people across Mastodon, Pixelfed, and the wider Fediverse.",
+  openGraph: {
+    type: "website",
+    siteName: "Thoughts",
+    title: "Thoughts",
+    description:
+      "A federated social network for short-form thoughts. Follow people across the Fediverse.",
+  },
+  twitter: {
+    card: "summary",
+    title: "Thoughts",
+    description:
+      "A federated social network for short-form thoughts. Follow people across the Fediverse.",
+  },
 };
 
 const frutiger = localFont({

thoughts-frontend/app/page.tsx

@@ -1,3 +1,4 @@
+import type { Metadata } from "next";
 import { cookies } from "next/headers";
 import {
   getFeed,
@@ -26,6 +27,11 @@ import {
 } from "@/components/ui/pagination";
 import { redirect } from "next/navigation";
 
+export const metadata: Metadata = {
+  title: "Home",
+  description: "Your home timeline — thoughts from people you follow",
+};
+
 export default async function Home({
   searchParams,
 }: {

thoughts-frontend/app/remote-actor/page.tsx

@@ -1,3 +1,4 @@
+import type { Metadata } from "next";
 import { notFound } from "next/navigation";
 import { cookies } from "next/headers";
 import { getMe, lookupRemoteActor, getRemoteActorPosts, Me } from "@/lib/api";
@@ -7,6 +8,43 @@ interface RemoteActorPageProps {
   searchParams: Promise<{ handle?: string }>;
 }
 
+function stripHtml(html: string) {
+  return html.replace(/<[^>]*>/g, "").trim();
+}
+
+export async function generateMetadata({
+  searchParams,
+}: RemoteActorPageProps): Promise<Metadata> {
+  const { handle } = await searchParams;
+  if (!handle) return { title: "Profile" };
+
+  const token = (await cookies()).get("auth_token")?.value ?? null;
+  const actor = await lookupRemoteActor(handle, token).catch(() => null);
+  if (!actor) return { title: handle };
+
+  const name = actor.displayName || actor.handle;
+  const description = actor.bio
+    ? stripHtml(actor.bio).slice(0, 160)
+    : `${name} on the Fediverse. Follow from Thoughts.`;
+
+  return {
+    title: `${name} (${actor.handle})`,
+    description,
+    openGraph: {
+      type: "profile",
+      title: `${name} (${actor.handle})`,
+      description,
+      images: actor.avatarUrl ? [{ url: actor.avatarUrl }] : [],
+    },
+    twitter: {
+      card: "summary",
+      title: `${name} · Thoughts`,
+      description,
+      images: actor.avatarUrl ? [actor.avatarUrl] : [],
+    },
+  };
+}
+
 export default async function RemoteActorPage({
   searchParams,
 }: RemoteActorPageProps) {

thoughts-frontend/app/search/page.tsx

@@ -1,5 +1,21 @@
+import type { Metadata } from "next";
 import { cookies } from "next/headers";
 import { getMe, search, lookupRemoteActor, User } from "@/lib/api";
+
+export async function generateMetadata({
+  searchParams,
+}: {
+  searchParams: Promise<{ q?: string }>;
+}): Promise<Metadata> {
+  const { q } = await searchParams;
+  const title = q ? `Search: "${q}"` : "Search";
+  return {
+    title,
+    description: q
+      ? `Search results for "${q}" on Thoughts`
+      : "Search for people and thoughts on Thoughts",
+  };
+}
 import { UserListCard } from "@/components/user-list-card";
 import { RemoteUserCard } from "@/components/remote-user-card";
 import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs";

thoughts-frontend/app/settings/profile/page.tsx

@@ -1,5 +1,11 @@
 // app/settings/profile/page.tsx
+import type { Metadata } from "next";
 import { cookies } from "next/headers";
+
+export const metadata: Metadata = {
+  title: "Edit profile",
+  description: "Update your Thoughts profile",
+};
 import { redirect } from "next/navigation";
 import { getMe } from "@/lib/api";
 import { EditProfileForm } from "@/components/edit-profile-form";

thoughts-frontend/app/tags/[tagName]/page.tsx

@@ -1,6 +1,28 @@
 // app/tags/[tagName]/page.tsx
+import type { Metadata } from "next";
 import { cookies } from "next/headers";
 import { getThoughtsByTag, getUserProfile, getMe, Me, User } from "@/lib/api";
+
+export async function generateMetadata({
+  params,
+}: {
+  params: Promise<{ tagName: string }>;
+}): Promise<Metadata> {
+  const { tagName } = await params;
+  return {
+    title: `#${tagName}`,
+    description: `Thoughts tagged with #${tagName}`,
+    openGraph: {
+      title: `#${tagName} · Thoughts`,
+      description: `Thoughts tagged with #${tagName}`,
+    },
+    twitter: {
+      card: "summary",
+      title: `#${tagName} · Thoughts`,
+      description: `Thoughts tagged with #${tagName}`,
+    },
+  };
+}
 import { buildThoughtThreads } from "@/lib/utils";
 import { ThoughtThread } from "@/components/thought-thread";
 import { notFound } from "next/navigation";

thoughts-frontend/app/thoughts/[thoughtId]/page.tsx

@@ -1,5 +1,7 @@
+import type { Metadata } from "next";
 import { cookies } from "next/headers";
 import {
+  getThoughtById,
   getThoughtThread,
   getUserProfile,
   getMe,
@@ -14,6 +16,42 @@ interface ThoughtPageProps {
   params: Promise<{ thoughtId: string }>;
 }
 
+function stripHtml(html: string) {
+  return html.replace(/<[^>]*>/g, "").trim();
+}
+
+export async function generateMetadata({
+  params,
+}: ThoughtPageProps): Promise<Metadata> {
+  const { thoughtId } = await params;
+  const thought = await getThoughtById(thoughtId, null).catch(() => null);
+  if (!thought) return { title: "Thought" };
+
+  const author = thought.author.displayName || thought.author.username;
+  const preview = stripHtml(thought.content).slice(0, 120);
+  const description = preview || `A thought by ${author}`;
+
+  return {
+    title: `${author}: "${preview.slice(0, 60)}${preview.length > 60 ? "…" : ""}"`,
+    description,
+    openGraph: {
+      type: "article",
+      title: `${author} on Thoughts`,
+      description,
+      images: thought.author.avatarUrl
+        ? [{ url: thought.author.avatarUrl }]
+        : [],
+      publishedTime: thought.createdAt.toISOString(),
+    },
+    twitter: {
+      card: "summary",
+      title: `${author} on Thoughts`,
+      description,
+      images: thought.author.avatarUrl ? [thought.author.avatarUrl] : [],
+    },
+  };
+}
+
 function collectAuthors(thread: ThoughtThreadType): string[] {
   const authors = new Set<string>([thread.author.username]);
   for (const reply of thread.replies) {

thoughts-frontend/app/users/[username]/page.tsx

@@ -1,3 +1,4 @@
+import type { Metadata } from "next";
 import {
   getFollowersList,
   getFollowingList,
@@ -7,6 +8,40 @@ import {
   getUserThoughts,
   Me,
 } from "@/lib/api";
+
+interface ProfilePageProps {
+  params: Promise<{ username: string }>;
+}
+
+export async function generateMetadata({
+  params,
+}: ProfilePageProps): Promise<Metadata> {
+  const { username } = await params;
+  const user = await getUserProfile(username, null).catch(() => null);
+  if (!user) return { title: username };
+
+  const name = user.displayName || user.username;
+  const description =
+    user.bio ||
+    `Follow ${name} on Thoughts and across the Fediverse.`;
+
+  return {
+    title: `${name} (@${user.username})`,
+    description,
+    openGraph: {
+      type: "profile",
+      title: `${name} (@${user.username})`,
+      description,
+      images: user.avatarUrl ? [{ url: user.avatarUrl }] : [],
+    },
+    twitter: {
+      card: "summary",
+      title: `${name} (@${user.username})`,
+      description,
+      images: user.avatarUrl ? [user.avatarUrl] : [],
+    },
+  };
+}
 import { UserAvatar } from "@/components/user-avatar";
 import { Calendar, Settings } from "lucide-react";
 import { Card } from "@/components/ui/card";