add readme.install with upgrade message

1 files changed, 4 insertions, 0 deletions

diff --git a/readme.install b/readme.install
new file mode 100644
index 000000000000..0af7b556b80b
--- /dev/null
+++ b/readme.install
@@ -0,0 +1,4 @@
+post_upgrade() {
+	echo -e "\n\e[1;33mWarning:\e[0m When upgrading from a build without `lefthk` (basically anything before `0.4.0`) you need to completely restart `leftwm` in order to start the hotkey daemon proprerly. A `SoftReload` or `HardReload` will leave you with a session non responsive to keybinds but otherwise running well."
+	echo -e "\n\e[1;33mPlease reboot or exit to login/tty to restart `leftwm`.\e[0m"
+}