One more tag is nice and fits the number placement on the keyboard.
# Lock the screen.
hc keybind $mod-z spawn "$HOME/.xlockscreen" lock
-# Tag key bindings. Create tags 1 to 9 with bindings to switch and move
+# Tag key bindings. Create tags 1 to 0 with bindings to switch and move
# windows to them.
hc rename default 1 2>/dev/null || true
-for i in `seq 1 9`; do
+for i in `seq 1 9` 0; do
hc add "$i"
hc keybind "$mod-$i" use "$i"
hc keybind "$mod-Shift-$i" move "$i"