Swap out Flake8 for ruff in linting #429

	name: CI - App

	on:
	push:
	branches:
	- main
	paths:
	- app/**
	- .github/workflows/ci-app.yml
	pull_request:
	paths:
	- app/**
	- .github/workflows/ci-app.yml

	defaults:
	run:
	working-directory: ./app

	jobs:
	# As an enhancement, it is possible to share the built docker image and share
	# it across jobs as described in:
	# https://docs.github.com/en/actions/using-workflows/storing-workflow-data-as-artifacts#passing-data-between-jobs-in-a-workflow
	lint:
	name: Lint
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- name: Run format check
	run: make format-check

	- name: Run linting
	run: make lint
	security-scan:
	name: Security scan
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- name: Run security linting
	run: make lint-security
	test:
	name: Test
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- name: Start tests
	run: \|
	make test-audit
	make test-coverage

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