chore: migrate E2E balancerSwap test to Foundry #410

	name: Test

	on:
	workflow_dispatch:
	pull_request:
	paths:
	- '**.sol'
	- '**.yml'
	- '**.toml'
	- 'lib/**'
	- '.gitmodules'
	push:
	branches:
	- main
	paths:
	- '**.sol'
	- '**.yml'
	- '**.toml'
	- 'lib/**'
	- '.gitmodules'

	env:
	FOUNDRY_PROFILE: ci

	jobs:
	test:
	strategy:
	fail-fast: true
	matrix:
	profile: [solc-0.7.6,default]

	name: Foundry project
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	submodules: recursive

	- uses: actions/setup-node@v4
	- id: yarn-cache
	run: echo "dir=$(yarn cache dir)" >> "$GITHUB_OUTPUT"
	- uses: actions/cache@v4
	with:
	path: ${{ steps.yarn-cache.outputs.dir }}
	key: yarn-${{ hashFiles('**/yarn.lock') }}
	restore-keys: \|
	yarn-
	- run: yarn --frozen-lockfile

	- name: Install Foundry
	uses: foundry-rs/foundry-toolchain@v1
	with:
	version: nightly

	- name: Run Forge build with ${{ matrix.profile }}
	# We always build with 0.7.6 to ensure that the project is compatible with the oldest version
	run: \|
	forge --version
	if [ "${{ matrix.profile }}" == "solc-0.7.6" ]; then
	FOUNDRY_PROFILE=ci forge build --sizes --use 0.7.6 --skip 'test/' --skip 'script/'
	else
	FOUNDRY_PROFILE=ci forge build --sizes
	fi
	id: build

	- name: Run Forge tests
	if: matrix.profile != 'solc-0.7.6'
	run: \|
	if [ "${{ matrix.profile }}" == "default" ]; then
	echo "Setting FORK_URL for default profile"
	export FORK_URL="${{ secrets.MAINNET_ARCHIVE_RPC }}"
	fi
	FOUNDRY_PROFILE=ci forge test -vvv
	id: test

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