Add a message for if inital configure-stormux gets interrupted.

pi4/files/usr/local/bin/configure-stormux

@@ -7,7 +7,16 @@ if [[ -x /etc/audibleprompt.sh ]]; then
     export sudoFlags=("-A")
 fi
 
-trap 'popd &> /dev/null' EXIT
+trap cleanup EXIT
+cleanup() {
+    popd &> /dev/null
+    if ! [[ -x /opt/configure-stormux/configure-stormux.sh ]]; then
+        echo "Initial setup is not complete."
+        echo "To continue setup, please run:"
+        echo "sudo configure-stormux"
+    fi
+}
+
 
 if [[ -x /opt/configure-stormux/configure-stormux.sh ]]; then
     pushd /opt/configure-stormux