Refactor: move useAuth from store/ into hooks/

store/ folder removed — single file doesn't justify its own folder.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

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

@@ -2,7 +2,7 @@
 
 import { useState } from "react";
 import { useUsers, useUserActions } from "@/hooks/useUsers";
-import { useAuth } from "@/store/useAuth";
+import { useAuth } from "@/hooks/useAuth";
 import { UserCard } from "@/components/UserCard";
 import { useRouter } from "next/navigation";
 import { useEffect } from "react";

web/src/app/(app)/championships/[id]/page.tsx

@@ -4,7 +4,7 @@ import { use } from "react";
 import { useChampionship } from "@/hooks/useChampionship";
 import { useMyRegistrations } from "@/hooks/useMyRegistrations";
 import { useRegisterForChampionship } from "@/hooks/useRegisterForChampionship";
-import { useAuth } from "@/store/useAuth";
+import { useAuth } from "@/hooks/useAuth";
 import { RegistrationTimeline } from "@/components/RegistrationTimeline";
 import { StatusBadge } from "@/components/StatusBadge";
 import { Button } from "@/components/ui/button";

web/src/app/(app)/profile/page.tsx

@@ -1,7 +1,7 @@
 "use client";
 
 import { useRouter } from "next/navigation";
-import { useAuth } from "@/store/useAuth";
+import { useAuth } from "@/hooks/useAuth";
 import { Avatar, AvatarFallback } from "@/components/ui/avatar";
 import { Button } from "@/components/ui/button";
 import { Badge } from "@/components/ui/badge";

web/src/app/providers.tsx

@@ -2,7 +2,7 @@
 
 import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
 import { useState, useEffect } from "react";
-import { useAuth } from "@/store/useAuth";
+import { useAuth } from "@/hooks/useAuth";
 
 function AuthInitializer({ children }: { children: React.ReactNode }) {
   const initialize = useAuth((s) => s.initialize);

web/src/components/Navbar.tsx

@@ -2,7 +2,7 @@
 
 import Link from "next/link";
 import { useRouter } from "next/navigation";
-import { useAuth } from "@/store/useAuth";
+import { useAuth } from "@/hooks/useAuth";
 import { Avatar, AvatarFallback } from "@/components/ui/avatar";
 import {
   DropdownMenu,

web/src/hooks/useLoginForm.ts

@@ -2,7 +2,7 @@
 
 import { useState } from "react";
 import { useRouter } from "next/navigation";
-import { useAuth } from "@/store/useAuth";
+import { useAuth } from "@/hooks/useAuth";
 
 export function useLoginForm() {
   const router = useRouter();

web/src/hooks/useRegisterForm.ts

@@ -2,7 +2,7 @@
 
 import { useState } from "react";
 import { useRouter } from "next/navigation";
-import { useAuth } from "@/store/useAuth";
+import { useAuth } from "@/hooks/useAuth";
 
 export function useRegisterForm() {
   const router = useRouter();