add updates/sliding-sync.sh

updates/sliding-sync.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+set -e
+export XDG_RUNTIME_DIR=/run/user/$UID
+
+release=`curl -L https://api.github.com/repos/matrix-org/sliding-sync/releases/latest -s | jq -r '.tag_name'`
+
+echo ">>> stopping to avoid binary being busy"
+echo
+systemctl stop --user syncv3
+
+wget --show-progress -q -O $HOME/bin/syncv3 https://github.com/matrix-org/sliding-sync/releases/download/$release/syncv3_linux_amd64
+
+echo
+echo ">>> starting...."
+systemctl start --user syncv3
+sleep 2
+systemctl status --user syncv3