Write script for rebuilding and running the client and server

scripts/build-run.sh

@@ -0,0 +1,13 @@
+#!/bin/sh
+set -e
+
+cd client
+if [ ! -d build ]; then
+	meson setup build client
+fi
+meson compile -C build
+build/src/study-system-client &
+cd ..
+
+cd server
+rebar3 shell --apps study_system_server