add error reporting

scripts/server_bin/update_twitter.sh

@@ -4,7 +4,7 @@ rm ~/twit_error.txt
 cd $HOME/gallery-dl/twitter
 for i in */; do
   echo ">> $i"
-  (gallery-dl --sleep 0.5-2 --abort 3 "https://twitter.com/$i" || echo "Problem with gallery at https://twitter.com/$i" >> ~/twit_error.txt) &
+  (gallery-dl --sleep 0.8-3 --abort 3 "https://twitter.com/$i" || echo "$i" >> ~/twit_error.txt) &
   if [[ $(jobs -r -p | wc -l) -ge $N ]]; then
     wait -n
   fi