feat(groups): add fail-closed admission management

apps/web/src/app/admin/(console)/page.tsx

@@ -11,6 +11,8 @@ export default async function AdminPage({
   const query = await searchParams;
   const [settings] = await db.select().from(appSettings).where(eq(appSettings.id, "default")).limit(1);
   const message = settings?.registrationMessage ?? "Please register your Minecraft account before joining.";
+  const guildId = process.env.DISCORD_GUILD_ID?.trim();
+  const inviteUrl = process.env.DISCORD_INVITE_URL?.trim();
 
   return (
     <main className="mx-auto max-w-6xl px-6 py-14">
@@ -19,9 +21,9 @@ export default async function AdminPage({
           <p className="font-mono text-xs font-bold uppercase tracking-[0.25em] text-accent">System settings</p>
           <h1 className="mt-4 font-display text-5xl font-black uppercase leading-none tracking-tight">Server gate</h1>
           <p className="mt-6 max-w-sm leading-7 text-muted">The Discord guild and invite are deployment environment settings. Operators can adjust the message shown to denied Minecraft players here.</p>
-          <dl className="mt-7 space-y-2 font-mono text-[10px] uppercase tracking-wider text-muted">
-            <div><dt className="inline font-bold text-ink">Guild:</dt> <dd className="inline">{process.env.DISCORD_GUILD_ID ? "configured" : "missing"}</dd></div>
-            <div><dt className="inline font-bold text-ink">Invite:</dt> <dd className="inline">{process.env.DISCORD_INVITE_URL ? "configured" : "missing"}</dd></div>
+          <dl className="mt-7 space-y-4 font-mono text-[10px] uppercase tracking-wider text-muted">
+            <div><dt className="font-bold text-ink">Guild ID</dt><dd className="mt-1 break-all normal-case">{guildId ?? "Missing"}</dd></div>
+            <div><dt className="font-bold text-ink">Invite URL</dt><dd className="mt-1 break-all normal-case">{inviteUrl ? <a className="text-ink underline decoration-accent underline-offset-4" href={inviteUrl} rel="noreferrer" target="_blank">{inviteUrl}</a> : "Missing"}</dd></div>
           </dl>
         </section>