Add disk space check before installation

Author: jagapiou

.github/actions/install/action.yml

@@ -62,6 +62,7 @@ runs:
         echo "env.TMPDIR=${{env.TMPDIR}}" 
         export TMPDIR="/home/${USER}/tmp"
         mkdir -p "${TMPDIR}"
+        df -h
         ./bin/install.sh
 
     - name: Show installation