fix old interface traits (#986) #1

	name: Lint and test

	on:
	pull_request:
	branches:
	- main
	push:
	branches:
	- main

	jobs:
	lint_and_test:
	name: Lint and test
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Extract scarb version
	run: \|
	SCARB_VERSION=$(grep 'cairo-version = ' Scarb.toml \| sed 's/cairo-version = "$.*$"/\1/')
	echo "SCARB_VERSION=$SCARB_VERSION" >> $GITHUB_ENV
	- uses: software-mansion/setup-scarb@v1
	with:
	scarb-version: ${{ env.SCARB_VERSION }}
	- name: Markdown lint
	uses: DavidAnson/markdownlint-cli2-action@5b7c9f74fec47e6b15667b2cc23c63dff11e449e # v9
	with:
	globs: \|
	*.md
	!PULL_REQUEST_TEMPLATE.md
	- name: Cairo lint
	run: scarb fmt --check
	- name: Cairo test
	run: scarb test

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