fix architecture and write new tests

apps/marketplace/src/lib/renter.ts

@@ -46,26 +46,18 @@ export class RenterAuthError extends Error {
   }
 }
 
-function getRenterToken() {
-  return window.localStorage.getItem('renter_token')
-}
-
 async function renterFetch<T>(path: string, init?: RequestInit): Promise<T> {
-  const token = getRenterToken()
-  if (!token) throw new RenterAuthError()
-
   const res = await fetch(`${API_BASE}${path}`, {
     ...init,
+    credentials: 'include',
     headers: {
       'Content-Type': 'application/json',
-      Authorization: `Bearer ${token}`,
       ...(init?.headers ?? {}),
     },
   })
 
   const json = await res.json().catch(() => null)
   if (res.status === 401) {
-    window.localStorage.removeItem('renter_token')
     throw new RenterAuthError()
   }
   if (!res.ok) throw new Error(json?.message ?? 'Request failed')
@@ -73,7 +65,7 @@ async function renterFetch<T>(path: string, init?: RequestInit): Promise<T> {
 }
 
 export function clearRenterSession() {
-  window.localStorage.removeItem('renter_token')
+  void fetch(`${API_BASE}/auth/renter/logout`, { method: 'POST', credentials: 'include' })
 }
 
 export function loadRenterProfile() {