Use a temporary file host to deliver the patch over XMPP

Signed-off-by: Aoi K <koizumi.aoi@kyoko-project.wer.ee>

git-send-xmpp

@@ -1,5 +1,5 @@
 #!/bin/sh
-# $KyokoNet: git-send-xmpp, v0.0.2 2022/11/13 22:14:55 akoizumi Exp $
+# $KyokoNet: git-send-xmpp, v0.0.3, 2022/11/22 17:48:03 akoizumi Exp $
 #
 # Send git patches over the XMPP protocol
 # https://git.kyoko-project.wer.ee/koizumi.aoi/git-crap
@@ -29,5 +29,5 @@ if [ -z $pass && -z $user && -z $target && -z $diff ]; then
    exit 1
 else
     printf "Sending patch file %s to recipient %s over XMPP\n" "${diff}" "${target}"
-    cat $diff | xmppc --jid ${user} --pwd ${pass} -m message chat ${target}
+    xmppc --jid ${user} --pwd ${pass} -m message chat ${target} "$(curl -sF file=@$diff https://ttm.sh)"
 fi