(WIP) tb executable - demo for embedding Edgerouter

instructions:
- have `$ mkcert` be available
- `sudo tb serve setup-devcerts servercert-generate '*.dev.YOURDOMAIN'`
- `sudo  DOCKER_URL=unix:///var/run/docker.sock NETWORK_NAME=docker_gwbridge tb serve serve`

Author: joonas-fi

cmd/tb/main.go

@@ -0,0 +1,21 @@
+// A demonstration app for embedding edgerouter as a subcommand
+package main
+
+import (
+	"github.com/function61/edgerouter/pkg/erservercli"
+	"github.com/function61/gokit/app/cli"
+	"github.com/spf13/cobra"
+)
+
+func main() {
+	app := &cobra.Command{
+		Short: "Example application demonstrating embedding of Edgerouter",
+	}
+
+	app.AddCommand(erservercli.Entrypoint(erservercli.Options{
+		ServiceName:    "tbdev",
+		SubcommandName: "serve",
+	}))
+
+	cli.Execute(app)
+}