Enhancement: resources network widget (#4327)

docs/installation/k8s.md

@@ -175,6 +175,7 @@ data:
         expanded: true
         cpu: true
         memory: true
+        network: default
     - search:
         provider: duckduckgo
         target: _blank
@@ -370,7 +371,7 @@ prevent unnecessary re-renders on page loads and window / tab focusing. The
 procedure for enabling sticky sessions depends on your Ingress controller. Below
 is an example using Traefik as the Ingress controller.
 
-```
+```yaml
 apiVersion: traefik.io/v1alpha1
 kind: IngressRoute
 metadata:

docs/widgets/info/resources.md

@@ -24,9 +24,10 @@ _Note: unfortunately, the package used for getting CPU temp ([systeminformation]
     tempmin: 0 # optional, minimum cpu temp
     tempmax: 100 # optional, maximum cpu temp
     uptime: true
-    units: imperial # only used by cpu temp
+    units: imperial # only used by cpu temp, options: 'imperial' or 'metric'
     refresh: 3000 # optional, in ms
     diskUnits: bytes # optional, bytes (default) or bbytes. Only applies to disk
+    network: true # optional, uses 'default' if true or specify a network interface name
 ```
 
 You can also pass a `label` option, which allows you to group resources under named sections,