polybar: Update to upstream feat/units config

Fix a few things that changed along the way.

Signed-off-by: Joe Groocock <me@frebib.net>

polybar/config.ini

@@ -1,5 +1,5 @@
 [colours]
-background = transparent
+background = #0000
 text = #eceff1
 icon = #147a82
 warning = #ffcb00
@@ -16,7 +16,6 @@ format-offset  = 0
 screenchange-reload = true
 
 [bar/i3bar]
-monitor = ${env:MONITOR:HDMI-0}
 dpi  = ${xrdb:Xft.dpi:96}
 fixed-center = false
 enable-ipc = true
@@ -46,14 +45,14 @@ line-colour = #f00
 modules-left = i3
 modules-center =
 # modules-right = volume updates weather xkeyboard wlan gateway eth memory cpu xbacklight battery cputemp gputemp date
-modules-right = volume updates weather wlan gateway eth memory cpu xbacklight battery cputemp gputemp date
+modules-right = volume updates weather wlan eth memory cpu xbacklight battery cputemp gputemp date
 
 tray-position = right
 tray-detached = false
 tray-background = ${colours.background}
 #tray-offset-x = -20
 #tray-offset-y = 0
-tray-maxsize = 12pt
+tray-maxsize = 16pt
 tray-padding = 8pt
 tray-scale = 1.0
 
@@ -188,10 +187,10 @@ ramp-signal-foreground = ${colours.icon}
 
 [module/eth]
 type = internal/network
-interface = eth0
-interval = 3.0
+interface = lan
+interval = 10.0
 
-label-connected = %local_ip%
+label-connected = %local_ip% & %local_ip6%
 format-connected-prefix = "  "
 format-connected-prefix-foreground = ${colours.icon}
 format-connected-underline = ${colours.background}