docs: add README.md

README.md

@@ -0,0 +1,9 @@
+# Wireguard Stats Receiver
+
+The Wireguard stats recevier queries the stats of the connected
+Wireguard peers via generic netlink (Linux).
+[wgctrl](https://github.com/WireGuard/wgctrl-go) is used to fetch the
+stats and for the objects definition.
+
+This receiver can we integrated with the custom [OpenTelemetry Collector
+Builder](https://github.com/open-telemetry/opentelemetry-collector/tree/main/cmd/builder)

config.go

@@ -11,7 +11,8 @@ var _ config.Receiver = (*Config)(nil)
 
 type Config struct {
 	scraperhelper.ScraperControllerSettings `mapstructure:",squash"`
-	Exclude                                 ExcludeConfig `mapstructure:"exclude"`
+	// TODO: implement exclude option
+	Exclude ExcludeConfig `mapstructure:"exclude"`
 }
 
 type ExcludeConfig struct {