fix compile error no backend feature #30

	# This job automatically creates and publishes a new version on crates.io and github whenever a tag starting with `v`
	on:
	push:
	tags:
	- 'v*'

	name: Create Release

	jobs:
	build:
	name: Create Releases
	runs-on: ubuntu-latest
	steps:
	#get the code and the correct rust version
	- uses: actions/checkout@v2
	- uses: "actions-rs/toolchain@v1"
	with:
	toolchain: stable
	#Release to crates.io first as that has the highest chance of failing
	- name: Login to crates.io
	run: cargo login ${{ secrets.CRATES_TOKEN }}
	- name: Release the derive crate
	run: cd tealr_derive && cargo publish
	- name: Backoff a bit before releasing tealr
	uses: jakejarvis/wait-action@master
	with:
	time: '20s'
	- name: Release the main crate
	run: cargo publish
	#Now, release to github as well.
	- name: Create Release on github
	id: create_release
	uses: actions/create-release@v1
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	with:
	tag_name: ${{ github.ref }}
	release_name: Release ${{ github.ref }}
	draft: false
	prerelease: false

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