Lint

Add repository-level vulnerability summary to vulnerabilities command #189

Job	Run time
Check for Python upgrades (pyupgrade)	26s
Check import sorting (isort)	25s
Check code style (flake8)	30s
Check code formatting (black)	37s
Run comprehensive linting (pylint)	39s
Check for typos (typos)	5s
	2m 42s

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