blocks.png does not exist

Describe the bug
when i click the github button on the makecode blocks code it creates a github project.
in the README.md there is a link to view the blocks, this link in broken, it points to https://github.com/rhubarbdog/project-one/raw/master/.github/makecode/blocks.png neither the makecode directory exist or the file blocks.png

To Reproduce
Steps to reproduce the behavior:

1. create some blocks in the makecode editor
2. Click on the Github button
3. Give the the project a name
4. go to https://github.com
5. from repositories click on the project
6. in the README.md click on the link for a rendered image of the blocks
7. you get a browser 404 error, page not found

Expected behavior
when you click on the link in the README.md for an image of the rendered blocks, an image of the blocks is displayed

Desktop (please complete the following information):

• OS: Linux Mint 19.2
• Browser - chromium
• Version - 65.0