Add clipboard mode.

mbin.sh

@@ -5,7 +5,10 @@
 MKR_BIN=${MKR_BIN:-https://bin.mkr.pw/}
 EDITOR=${EDITOR:-vim}
 
-if [ -t 0 ]; then
+if [[ $1 == "-c" || $1 == "--clipboard" ]]; then
+  text=$(xclip -selection clipboard -out)
+  op=$(curl -s --data-binary "${text}" -H "Content-Type:text/plain" $MKR_BIN)
+elif [ -t 0 ]; then
   tmp_file=$(mktemp)
   $EDITOR $tmp_file
   op=$(curl -s --data-binary "@${tmp_file}" -H "Content-Type:text/plain" $MKR_BIN)