Add a basic metric for tracking the capacity in VecDeque buffer #1505

	name: ci
	on:
	push:
	branches:
	- main
	- release/**
	pull_request:

	jobs:
	linting:
	name: "Run linters"
	runs-on: ubuntu-latest
	timeout-minutes: 2
	steps:
	- uses: actions/checkout@v2
	name: Checkout code
	- uses: actions/setup-python@v2
	with:
	python-version: 3.8
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements-linter.txt
	- name: Run linter
	run: \|
	black arroyo tests scripts
	flake8 arroyo tests scripts
	typing:
	name: "Type checking"
	runs-on: ubuntu-latest
	timeout-minutes: 2
	steps:
	- uses: actions/checkout@v2
	name: Checkout code
	- uses: actions/setup-python@v2
	with:
	python-version: 3.8
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	make install
	- name: Run mypy
	run: \|
	make lint
	tests:
	name: "Run tests"
	runs-on: ubuntu-latest
	strategy:
	max-parallel: 5
	matrix:
	python: [3.8, 3.9, "3.10", "3.11", "3.12"]
	timeout-minutes: 10
	steps:
	- uses: actions/checkout@v2
	name: Checkout code
	- uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python }}
	- name: Run Zookeeper and Kafka
	run: sh scripts/run-kafka.sh
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	make install
	- name: Run tests
	run: pytest -vv

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