Correct the capitalisation of the `png` tag (#740) #174

	name: Web Demo Update

	on:
	push:
	branches:
	- main

	jobs:
	release-web:
	permissions:
	contents: read
	pages: write
	id-token: write
	environment:
	name: github-pages
	url: ${{ steps.deployment.outputs.page_url }}
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: install stable toolchain
	uses: dtolnay/rust-toolchain@stable
	with:
	targets: wasm32-unknown-unknown

	- name: install wasm-bindgen
	uses: taiki-e/install-action@v2
	with:
	# If updating, also update in examples/with_winit/Cargo.toml
	tool: [email protected]

	- name: build (wasm)
	run: cargo build -p with_winit --bin with_winit_bin --release --target wasm32-unknown-unknown

	- name: package wasm
	run: \|
	mkdir public
	wasm-bindgen --target web --out-dir public target/wasm32-unknown-unknown/release/with_winit_bin.wasm --no-typescript
	cat << EOF > public/index.html
	<html>
	<title>Vello Web Demo</title>
	<meta content=no-cache http-equiv=Cache-control>
	<meta content=-1 http-equiv=Expires>
	<script type=module>import initSync from"/vello/with_winit_bin.js";initSync(`/vello/with_winit_bin_bg.wasm`);</script>
	<link as=fetch crossorigin href=/vello/with_winit_bin_bg.wasm rel=preload type=application/wasm>
	<link crossorigin href=/vello/with_winit_bin.js rel=modulepreload>
	</head>
	<body>
	<style>
	body {
	margin: 0;
	padding: 0;
	}
	</style>
	</body>
	</html>
	EOF

	- name: Setup Pages
	uses: actions/configure-pages@v4

	- name: Upload artifact
	uses: actions/upload-pages-artifact@v3
	with:
	path: './public'

	- name: Deploy to GitHub Pages
	id: deployment
	uses: actions/deploy-pages@v4

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