ci: add job to check the bindings are up to date #25

	name: Bindings

	on:
	push:
	branches:
	- dev
	pull_request:
	merge_group:

	permissions:
	contents: read

	jobs:
	generate_bindings:
	name: Generate bindings
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	with:
	submodules: recursive

	- name: Install go1.21
	uses: actions/setup-go@v5
	with:
	go-version: "1.21"

	- name: Add Ethereum PPA
	run: sudo add-apt-repository -y ppa:ethereum/ethereum

	- name: Install Abigen
	run: sudo apt-get update && sudo apt-get install ethereum

	- name: Show abigen version
	run: abigen --version

	- name: Install Foundry
	uses: foundry-rs/foundry-toolchain@v1
	with:
	version: v0.3.0

	- name: Run make bindings
	run: make bindings

	check_bindings:
	name: Check bindings are up-to-date
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	with:
	submodules: recursive

	# This step is needed to know if the contracts were changed.
	- uses: dorny/paths-filter@v3
	id: filter
	with:
	filters: \|
	contracts:
	- 'contracts/lib/**'
	- 'contracts/script/**'
	- 'contracts/src/**'

	# This step runs only if some contract changed.
	# It checks the diff in the bindings directory.
	# If the diff is null, that means the bindings have not changed,
	# i.e. the bindings are outdated and therefore this step will fail.
	# Note: if the git diff fails to fetch the changes, then the step will also fail.
	- name: Check the anvil dump has changed
	if: steps.filter.outputs.contracts == 'true'
	working-directory: contracts/
	run: \|
	if [ -z "$(git diff origin/${{ github.event.pull_request.base.ref }} -- bindings)" ]; then
	echo "The bindings are outdated";
	exit 1
	fi

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