(release) Version up v0.21.0 #752

	name: build

	on:
	pull_request:
	types: [opened, synchronize, reopened, ready_for_review]
	push:
	branches: [master]

	jobs:
	build-linux:
	runs-on: ubuntu-latest
	steps:
	- name: Checks-out repository
	uses: actions/checkout@v2
	- name: Set env variable
	run: echo "PEARL_COMMIT_HASH=$(echo ${GITHUB_SHA} \| cut -c1-8)" >> $GITHUB_ENV
	- name: Install latest stable
	uses: actions-rs/toolchain@v1
	with:
	toolchain: stable
	default: true
	- name: Build
	uses: actions-rs/cargo@v1
	with:
	command: build
	args: --all
	- name: Build async rio
	uses: actions-rs/cargo@v1
	with:
	command: build
	args: --features async-io-rio
	- name: Build benchmarks
	uses: actions-rs/cargo@v1
	with:
	command: build
	args: --features benchmark

	build-windows:
	runs-on: windows-latest
	steps:
	- name: Checks-out repository
	uses: actions/checkout@v2
	- name: Set env variable
	run: echo "PEARL_COMMIT_HASH=$($env:GITHUB_SHA.Substring(0, 8))" >> $env:GITHUB_ENV
	- name: Install latest stable
	uses: actions-rs/toolchain@v1
	with:
	toolchain: stable
	default: true
	- name: Build
	uses: actions-rs/cargo@v1
	with:
	command: build
	args: --all

Provide feedback