feat(app): fetch root manifest

src/context/AppContext.tsx

@@ -1,5 +1,11 @@
 import { createContext } from "react";
+import { type RootManifest } from "~/utils/types";
 
 export const AppContext = createContext<
-  { activeKitty: string; setActiveKitty: (value: string) => void } | undefined
+  | {
+      rootManifest: RootManifest;
+      activeKitty: string;
+      setActiveKitty: (value: string) => void;
+    }
+  | undefined
 >(undefined);