Prepare patch 0.12.1 #209

	# Run linting and tests for the Language Server

	name: Language Server CI

	on:
	pull_request:
	branches: [main]
	paths:
	- "server/**"
	workflow_dispatch:

	jobs:
	build:
	strategy:
	matrix:
	python-version: ['3.8', '3.9', '3.10', '3.11']
	runs-on: ubuntu-latest
	defaults:
	run:
	working-directory: server

	steps:
	- uses: actions/checkout@v3
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements-dev.txt
	- name: Lint with flake8
	run: \|
	# stop the build if there are Python syntax errors or undefined names
	flake8 --count --select=E9,F63,F7,F82 --show-source --statistics
	# exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
	flake8 --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
	- name: Check mypy
	run: \|
	mypy .
	- name: Test with pytest
	run: \|
	pytest .

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