Update note on bash for MacOS

Closes: #202

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <[email protected]>

Author: alexellis

lab1.md

@@ -44,6 +44,7 @@ You can install the OpenFaaS CLI using the official bash script, `brew` is also
 With MacOS or Linux run the following in a Terminal:
 
 ```sh
+# MacOS users may need to run "bash" first if this command fails
 $ curl -sLSf https://cli.openfaas.com | sudo sh
 ```
 

lab1b.md

@@ -212,6 +212,7 @@ There are three ways to install OpenFaaS and you can pick whatever makes sense f
 For MacOS / Linux:
 
 ```sh
+# MacOS users may need to run "bash" first if this command fails
 curl -SLsf https://dl.get-arkade.dev/ | sudo sh
 ```
 
@@ -237,6 +238,8 @@ If you're using a local Kubernetes cluster or a VM, then run:
 arkade install openfaas
 ```
 
+In a later lab, we'll show you how to set up a custom domain with TLS using Kubernetes Ingress.
+
 #### Or install with helm (advanced)
 
 If you prefer, you can install OpenFaaS using the [helm chart](https://github.com/openfaas/faas-netes/blob/master/chart/openfaas/README.md) instructions.

translations/ja/lab1.md

@@ -75,6 +75,7 @@ $ docker login
 OpenFaaS CLIはMacであれば `brew` でインストールできますし、MacやLinuxであれば下記コマンドでインストールできます：
 
 ```
+# MacOS users may need to run "bash" first if this command fails
 $ curl -sL cli.openfaas.com | sudo sh
 ```