Add a barebones docs command (#241)

Author: StephenBarlow

cmd/docs.go

@@ -0,0 +1,19 @@
+package cmd
+
+import (
+	"github.com/spf13/cobra"
+
+	"github.com/render-oss/cli/pkg/dashboard"
+)
+
+var docsCmd = &cobra.Command{
+	Use:   "docs",
+	Short: "Open the Render docs in your browser",
+	RunE: func(cmd *cobra.Command, args []string) error {
+		return dashboard.Open("https://render.com/docs")
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(docsCmd)
+}