fix(trello): detect trello 429 responses correctly

src/macros/backoff.rs

@@ -30,6 +30,9 @@ macro_rules! with_exponential_backoff {
                 {
                     $crate::backoff!(backoff_secs, $ctx)
                 }
+                Ok(response) if response.status() == kxio::net::StatusCode::TOO_MANY_REQUESTS => {
+                    $crate::backoff!(backoff_secs, $ctx)
+                }
                 result => break result,
             }
         }

src/trello/client.rs

@@ -92,11 +92,10 @@ impl<'ctx> TrelloClient<'ctx> {
                 .headers(self.auth_headers())
                 .header("accept", "application/octet")
                 .send()
-                .await?
-                .bytes()
                 .await
-                .map_err(Into::into)
-        )
+        )?
+        .bytes()
+        .await
         .context("downloading attachment")?;
         let file = fs.file(&file_name);
         file.write(resp)