Add how to save the OpenFaaS URL

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

Author: alexellis

lab1b.md

@@ -301,4 +301,14 @@ echo -n $PASSWORD | faas-cli login --username admin --password-stdin
 faas-cli list
 ```
 
+### Permanently save your OpenFaaS URL
+ 
+Edit `~/.bashrc` or `~/.bash_profile` - create the file if it doesn't exist.
+
+Now add the following - changing the URL as per the one you saw above.
+
+```
+-export OPENFAAS_URL="" # populate as above
+```
+
 Now move onto [Lab 2](lab2.md)