diff --git a/joj-repo b/joj-repo
index 4997a8e..d259e94 100644
--- a/joj-repo
+++ b/joj-repo
@@ -1,8 +1,41 @@
 #!/bin/bash
 
-COURSE=$(hostname)
-SEMESTER=${COURSE#*-}
-COURSE=${COURSE%-*}
+GITEA="ssh://git@focs.ji.sjtu.edu.cn:2222"
+ORG=${GITHUB_ACTION_REPOSITORY%/*}
+COURSE=${ORG/-*}
+
+LXCHOST="tt@172.17.0.1"
+
+
+#
+# parse commit message
+#
+
+parse_commit() {
+
+	message=$(git log -1 --pretty=format:%s ${GITHUB_WORKFLOW_SHA})
+
+	# add empty scope if none provided, then split "type(scope): message"
+	OLDIFS=$IFS; IFS=$'\n'
+	commit=( $(sed 's/\(^[^(]*\):/\1( ):/g; s/\([^(]*\)(\?\([^)]*\))\?: \(.*\)/\1\n\2\n\3/g' <<< ${message}) )
+	IFS=$OLDIFS
+
+}
+
+
+#
+# gen 
+#
+
+generate_json() {
+
+	parse_commit
+	for i in ${commit[1]}; do 
+		echo joj-conf-generator $HOME/.config/joj/$i
+	done
+
+}
+
 
 #
 # initial repo/config setup
@@ -11,7 +44,7 @@ init() {
 
         [ -d $COURSE-config ] && backup $COURSE-config
 
-        git clone ssh://git@focs.ji.sjtu.edu.cn:2222/$COURSE-$SEMESTER/$COURSE-joj.git $COURSE-config
+        git clone $GITEA/$ORG/$COURSE-joj.git $COURSE-config
 
         cd $COURSE-config
 
@@ -28,12 +61,12 @@ init() {
 
 # clone grading branch or create one + push readme
         if [ "x$br" = "x1" ]; then
-                git clone -b grading ssh://git@focs.ji.sjtu.edu.cn:2222/$COURSE-$SEMESTER/$COURSE-joj.git
+                git clone -b grading $GITEA/$COURSE-$SEMESTER/$COURSE-joj.git
                 cd $COURSE-joj
                 git switch grading
                 git pull
         else
-                git clone ssh://git@focs.ji.sjtu.edu.cn:2222/$COURSE-$SEMESTER/$COURSE-joj.git
+                git clone $GITEA/$COURSE-$SEMESTER/$COURSE-joj.git
 
                 cd $COURSE-joj
                 git switch --orphan grading
@@ -48,20 +81,22 @@ init() {
 
 }
 
+
 #
 # update config repo + copy config files
 #
 update() {
 
         [ -d "$COURSE-joj" ] || ( echo "ERROR: init first!" 1>&2 && exit )
-        cd $HOME/.cache/$COURSE-config
 
-        git pull
 
-        rsync -r ./$HOME/ $HOME
+#				genjson
+
+        rsync -a ./$HOME/ $LXCHOST:$HOME
 
 }
 
+
 #
 # simple local backup
 #