Fixes login redirection

This reverts commit 6845bd06bf.

src/context/auth/AuthContext.tsx

@@ -3,6 +3,7 @@ import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query";
 import type { ReactNode } from "react";
 import { pb } from "@/lib/pocketbase";
 import type { AuthRecord } from "pocketbase";
+import { useNavigate } from "@tanstack/react-router";
 
 /**
  * Represents the shape of the authenticated user object from PocketBase.
@@ -43,6 +44,7 @@ export function AuthProvider({ children }: { children: ReactNode }) {
     queryKey: ["auth", "user"],
     queryFn: fetchUser,
   });
+  const navigate = useNavigate();
 
   const loginMutation = useMutation({
     mutationFn: async ({
@@ -92,6 +94,7 @@ export function AuthProvider({ children }: { children: ReactNode }) {
   const login = useCallback(
     async (email: string, password: string) => {
       await loginMutation.mutateAsync({ email, password });
+      navigate({ to: "/campaigns" });
     },
     [loginMutation],
   );
@@ -99,12 +102,14 @@ export function AuthProvider({ children }: { children: ReactNode }) {
   const signup = useCallback(
     async (email: string, password: string, passwordConfirm: string) => {
       await signupMutation.mutateAsync({ email, password, passwordConfirm });
+      navigate({ to: "/campaigns" });
     },
     [signupMutation],
   );
 
   const logout = useCallback(async () => {
     await logoutMutation.mutateAsync();
+    navigate({ to: "/" });
   }, [logoutMutation]);
 
   return (