Fix backend ci caching (#1490) #2456

	name: backend

	permissions:
	contents: read

	on:
	workflow_dispatch:
	pull_request:
	push:
	branches:
	- 'master'

	jobs:
	build:
	runs-on: ubuntu-24.04

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

	steps:
	- uses: actions/checkout@v6

	- uses: actions/setup-python@v6
	with:
	python-version: '3.12'

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

	- id: cache-uv
	uses: actions/cache@v5
	with:
	path: ~/.cache/uv
	key: ${{ runner.os }}-uv

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

	- name: Upload coverage report to Codecov
	uses: codecov/codecov-action@v5
	env:
	CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}

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

	- name: Run pyrefly
	run: uv run pyrefly --version && uv run pyrefly check
	working-directory: backend

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

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

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

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

Provide feedback