feat: add AdminContext for managing upload state in admin dashboard

app/contexts/admin.tsx

@@ -0,0 +1,47 @@
+import {
+  createContext,
+  useState,
+  useContext,
+  type PropsWithChildren,
+  type Dispatch,
+  type SetStateAction,
+} from 'react'
+
+type TUpload =
+  | 'featured_image'
+  | 'ads'
+  | 'content'
+  | 'profile_picture'
+  | undefined
+
+type AdminContextProperties = {
+  isUploadOpen: TUpload
+  setIsUploadOpen: Dispatch<SetStateAction<TUpload>>
+}
+
+const AdminContext = createContext<AdminContextProperties | undefined>(
+  undefined,
+)
+
+export const AdminProvider = ({ children }: PropsWithChildren) => {
+  const [isUploadOpen, setIsUploadOpen] = useState<TUpload>()
+
+  return (
+    <AdminContext.Provider
+      value={{
+        isUploadOpen,
+        setIsUploadOpen,
+      }}
+    >
+      {children}
+    </AdminContext.Provider>
+  )
+}
+
+export const useAdminContext = (): AdminContextProperties => {
+  const context = useContext(AdminContext)
+  if (!context) {
+    throw new Error('useAdminContext must be used within a AdminProvider')
+  }
+  return context
+}