Update rand_chacha requirement from 0.3 to 0.9 #319

	name: CI

	on: [push]

	jobs:
	test_nightly:
	name: test on nightly
	runs-on: ubuntu-latest
	steps:
	- uses: actions/[email protected]
	# Because we use nightly features for building docs,
	# using --all-features will fail without nightly toolchain.
	- uses: actions-rs/[email protected]
	with:
	toolchain: nightly
	override: true
	- uses: actions-rs/[email protected]
	with:
	command: test
	args: --all-features

	build-nostd:
	name: Build target ${{ matrix.target }}
	runs-on: ubuntu-latest
	strategy:
	matrix:
	target:
	- wasm32-wasi
	- thumbv7em-none-eabihf
	steps:
	- uses: actions/checkout@v4
	with:
	path: crate_root
	# We use a synthetic crate to ensure no dev-dependencies are enabled, which can
	# be incompatible with some of these targets.
	- name: Create synthetic crate for testing
	run: cargo init --lib ci-build
	- name: Copy Rust version into synthetic crate
	run: cp crate_root/rust-toolchain.toml ci-build/
	- name: Copy patch directives into synthetic crate
	run: \|
	echo "[patch.crates-io]" >> ./ci-build/Cargo.toml
	cat ./crate_root/Cargo.toml \| sed "0,/.\+$patch.crates.\+$/d" >> ./ci-build/Cargo.toml
	- name: Add no_std pragma to lib.rs
	run: \|
	echo "#![no_std]" > ./ci-build/src/lib.rs
	- name: Add redjubjub as a dependency of the synthetic crate
	working-directory: ./ci-build
	run: cargo add --no-default-features --path ../crate_root
	- name: Add target
	working-directory: ./ci-build
	run: rustup target add ${{ matrix.target }}
	- name: Build for target
	working-directory: ./ci-build
	run: cargo build --verbose --target ${{ matrix.target }}

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