Bump date-fns from 3.6.0 to 4.0.0 in /frontend (#912) #1752

	name: backend
	on:
	workflow_dispatch:
	pull_request:
	paths:
	- 'backend/**'
	- 'codecov.yml'
	push:
	branches:
	- 'master'

	jobs:
	build:
	runs-on: ubuntu-22.04

	services:
	postgres:
	image: postgres
	env:
	POSTGRES_USER: bracket_ci
	POSTGRES_PASSWORD: bracket_ci
	POSTGRES_DB: bracket_ci
	ports:
	- 5532:5432

	steps:
	- uses: actions/checkout@v4

	- name: Install pipenv
	run: python3 -m pip install --upgrade pipenv wheel virtualenv
	working-directory: backend

	- id: cache-pipenv
	uses: actions/cache@v4
	with:
	path: ~/.local/share/virtualenvs
	key: ${{ runner.os }}-pipenv-${{ hashFiles('**/Pipfile.lock') }}

	- name: Install dependencies
	run: pipenv install -d
	working-directory: backend

	- name: Run tests
	run: pipenv run pytest --cov --cov-report=xml .
	working-directory: backend
	env:
	ENVIRONMENT: CI

	- name: Upload coverage report to Codecov
	uses: codecov/codecov-action@v4
	env:
	CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}

	- name: Run mypy
	run: pipenv run mypy --version && pipenv run mypy .
	working-directory: backend

	- name: Run pylint
	run: pipenv run pylint bracket tests cli.py
	working-directory: backend

	- name: Run ruff format
	run: pipenv run ruff format --check .
	working-directory: backend

	- name: Run ruff
	run: pipenv run ruff check .
	working-directory: backend

	- name: Run vulture
	run: '! pipenv run vulture \|grep "unused function\\|unused class\\|unused method"'
	working-directory: backend

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