add: ability to enable pages instead of infinite scrolling

crates/app/src/routes/api/v1/communities/posts.rs

@@ -133,7 +133,7 @@ pub async fn create_request(
     // check sizes
     for img in &images {
         if img.len() > MAXIMUM_FILE_SIZE {
-            return Json(Error::DataTooLong("image".to_string()).into());
+            return Json(Error::FileTooLarge.into());
         }
     }