feat: add login and register + add links from primary page

src/features/auth/hooks/useIsAuthenticated.ts

@@ -0,0 +1,3 @@
+export function useIsAuthenticated(): boolean {
+  return localStorage.getItem('isAuthenticated') === 'true'
+}

src/features/auth/index.ts

@@ -1,2 +1,3 @@
 export { registrationStart, registrationComplete } from './api/registrationApi'
 export type { RegistrationStartPayload, RegistrationCompletePayload } from './api/registrationApi'
+export { useIsAuthenticated } from './hooks/useIsAuthenticated'