Add timestamp to events, and buttons to wheel events #272

	name: Screenshots

	on:
	workflow_dispatch:
	pull_request:
	branches:
	- main

	jobs:
	screenshots:
	name: Regenerate
	timeout-minutes: 10
	runs-on: 'ubuntu-latest'
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python 3.9
	uses: actions/setup-python@v4
	with:
	python-version: '3.9'
	- name: Install llvmpipe and lavapipe for offscreen canvas
	run: \|
	sudo apt-get update -y -qq
	sudo add-apt-repository ppa:oibaf/graphics-drivers -y
	sudo apt-get update -y -qq
	sudo apt install -y libegl1-mesa libgl1-mesa-dri libxcb-xfixes0-dev mesa-vulkan-drivers
	- name: Install dev dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -U -r dev-requirements.txt
	python download-wgpu-native.py
	pip install -e .
	- name: Regenerate screenshots
	run: \|
	pytest -v --regenerate-screenshots -k test_examples_screenshots examples
	- uses: actions/upload-artifact@v2
	if: always()
	with:
	name: screenshots
	path: examples/screenshots

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