Error starting this repo

[dmitriylyner]

Issue type

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[X] Bug report
[ ] Feature request
[ ] Regression (something that used to work, but stopped working in a newer version)
[ ] Support request
[ ] Documentation issue or request

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Current behavior

Starting this repo errors out. After fixing the error (by repointing imports) the project starts but angular material is not loaded.

Expected behavior

Should be able to start this repo and see angular material elements.

IMPORTANT: How can we reproduce your problem?

npm start

Environment

OS name & version: High Seirra 10.13.5
Browser name & version:
Angular version:
Angular JSON Schema Form version(s):
Other relevant software or packages:

Any other relevant information