Unable to build image

[sntwr]

The following error comes up when trying to build the 'hello' example following the steps detailed in the README:
$ fn build
Step 3 : ADD functions-alpine /app/functions
lstat functions-alpine: no such file or directory
error running docker build: exit status 1

[treeder]

Are you trying to build int the root dir of the iron-io/functions repo? Make a fresh new directory and with nothing in it and start there.