feat(groups): add fail-closed admission management

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

@@ -15,6 +15,7 @@ export default async function AdminUsersPage({
     ? or(
         ilike(users.firstName, pattern),
         ilike(users.discordUsername, pattern),
+        ilike(users.discordGlobalName, pattern),
         eq(users.discordUserId, search),
         sql`exists (
           select 1 from ${minecraftAccounts}
@@ -33,6 +34,7 @@ export default async function AdminUsersPage({
       id: users.id,
       firstName: users.firstName,
       discordUsername: users.discordUsername,
+      discordGlobalName: users.discordGlobalName,
       discordUserId: users.discordUserId,
       onboardingCompletedAt: users.onboardingCompletedAt,
       primaryUsername: minecraftAccounts.username,
@@ -85,7 +87,7 @@ export default async function AdminUsersPage({
             {results.map((user) => (
               <tr className="transition-colors hover:bg-canvas/60" key={user.id}>
                 <td className="p-4"><Link className="font-display text-lg font-black underline decoration-line underline-offset-4 hover:text-accent" href={`/admin/users/${user.id}`}>{user.firstName ?? "Name needed"}</Link></td>
-                <td className="p-4"><div className="font-mono text-xs">@{user.discordUsername}</div><div className="mt-1 font-mono text-[9px] text-muted">{user.discordUserId}</div></td>
+                <td className="p-4"><div className="font-mono text-xs font-bold">{user.discordGlobalName ?? user.discordUsername}</div><div className="mt-1 font-mono text-[10px] text-muted">@{user.discordUsername}</div><div className="mt-1 font-mono text-[9px] text-muted">{user.discordUserId}</div></td>
                 <td className="p-4 font-mono text-xs">{user.primaryUsername ?? "—"}</td>
                 <td className="p-4 font-mono text-xs">{user.accountCount}</td>
                 <td className="p-4"><span className={`border px-2 py-1 font-mono text-[9px] uppercase tracking-wider ${user.onboardingCompletedAt ? "border-line text-muted" : "border-accent text-accent"}`}>{user.onboardingCompletedAt ? "Ready" : "Onboarding"}</span></td>