fixes to admin using client fetch

app/admin/platforms/page.tsx

@@ -3,7 +3,6 @@
 
 import { useEffect, useMemo, useState } from "react";
 import { Plus, Pencil, Trash2, X } from "lucide-react";
-import { useAuth } from "@/context/AuthContext";
 import {
   createPlatform,
   deletePlatform,
@@ -15,7 +14,6 @@ import {
 } from "@/lib/api/platforms";
 
 export default function AdminPlatformsPage() {
-  const { getAuthHeaders } = useAuth();
 
   const [platforms, setPlatforms] = useState<Platform[]>([]);
   const [loading, setLoading] = useState(true);
@@ -36,7 +34,7 @@ export default function AdminPlatformsPage() {
     try {
       setLoading(true);
       setError(null);
-      const data = await fetchPlatforms(getAuthHeaders());
+      const data = await fetchPlatforms({});
       setPlatforms(data);
     } catch (e: any) {
       console.error(e);
@@ -77,7 +75,7 @@ export default function AdminPlatformsPage() {
     try {
       setSaving(true);
       setError(null);
-      await deletePlatform(getAuthHeaders(), p.id);
+      await deletePlatform({}, p.id);
       await load();
     } catch (e: any) {
       console.error(e);
@@ -103,7 +101,7 @@ export default function AdminPlatformsPage() {
       setError(null);
 
       if (modalMode === "create") {
-        await createPlatform(getAuthHeaders(), { ...form, key, label });
+        await createPlatform({}, { ...form, key, label });
       } else if (selected) {
         const update: UpdatePlatformDto = {};
         if (key !== selected.key) update.key = key;
@@ -111,7 +109,7 @@ export default function AdminPlatformsPage() {
         if ((form.isActive ?? true) !== selected.isActive)
           update.isActive = form.isActive;
 
-        await updatePlatform(getAuthHeaders(), selected.id, update);
+        await updatePlatform({}, selected.id, update);
       }
 
       setShowModal(false);