update readme

config.conf

@@ -126,6 +126,18 @@ tags=id:9,layout_name:tile
 # windowrule=tags:6,appid:obs
 
 # Monitor Rules
+# name|mfact|nmaster|scale|layout|(rotate or reflect)|x|y
+# rotate or reflect:
+# 0:no transform
+# 1:90 degrees counter-clockwise
+# 2:180 degrees counter-clockwise
+# 3:270 degrees counter-clockwise
+# 4:180 degree flip around a vertical axis
+# 5:flip and rotate 90 degrees counter-clockwise
+# 6:flip and rotate 180 degrees counter-clockwise
+# 7:flip and rotate 270 degrees counter-clockwise
+
+# example
 # monitorrule=eDP-1,0.55,1,tile,0,1,0,0
 # monitorrule=HDMI-A-1,0.55,1,tile,0,1,1920,0