Add Rust toolchain and `wasi-sdk` to `flake.nix` #2365

	name: CI

	on:
	push:
	branches:
	- main
	pull_request:

	# Jobs are split between WASI and native because GitHub Action workflows
	# impose a 10 GB limit on disk space and building for both WASI and native
	# targets exceeds the limit. So use one job for WASI targets and one for
	# native to keep us under the limit.
	jobs:
	wasi_ci:
	name: WASI targets
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v5
	with:
	submodules: true

	- name: Setup cache and tools
	uses: ./.github/actions/ci-common
	with:
	cache-prefix: wasi

	- name: Lint
	run: make lint-wasi-targets

	- name: Test
	run: make test-wasi-targets

	- name: Build plugin
	run: make build-default-plugin

	- name: Build test plugins
	run: make build-test-plugins

	- name: Upload plugins
	uses: actions/upload-artifact@v5
	with:
	name: plugins
	path: target/*/release/.wasm

	native_ci:
	name: Native targets
	needs: wasi_ci
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v5
	with:
	submodules: true

	- name: Setup cache and tools
	uses: ./.github/actions/ci-common
	with:
	cache-prefix: native

	- name: Download plugins
	uses: actions/download-artifact@v6
	with:
	name: plugins
	path: target/

	- name: Lint
	run: make lint-native-targets

	- name: Test
	run: make test-native-targets-ci

	- name: WPT
	run: \|
	npm install --prefix wpt
	npm test --prefix wpt

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