feat: introduce txn sender skeleton #44

	name: Rust tests

	on:
	pull_request:
	branches:
	- main
	paths:
	- .github/workflows/cargo-tests.yml
	- fhevm-engine/**
	- proto/**

	jobs:
	cargo-tests:
	permissions:
	contents: "read"
	id-token: "write"
	packages: "write"
	runs-on: ubuntu-latest
	strategy:
	matrix:
	rust: [1.82.0]

	steps:
	- name: Checkout code
	uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
	with:
	lfs: true

	- name: Checkout LFS objects
	run: git lfs checkout

	- name: Set up Rust
	uses: actions-rs/toolchain@b2417cde72dcf67f306c0ae8e0828a81bf0b189f # v1.0.6
	with:
	toolchain: ${{ matrix.rust }}
	profile: minimal
	override: true

	- name: Install cargo dependencies
	run: \|
	sudo apt-get install -y protobuf-compiler && \
	cargo install sqlx-cli

	- name: Install foundry
	run: \|
	curl -L --proto '=https' --tlsv1.2 -sSf https://foundry.paradigm.xyz \| bash
	source /home/runner/.bashrc
	foundryup

	- name: Cache cargo
	uses: actions/cache@6849a6489940f00c2f30c0fb92c6274307ccb58a # v4.1.2
	with:
	path: \|
	~/.cargo/registry
	~/.cargo/git
	target
	key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
	restore-keys: ${{ runner.os }}-cargo-

	- name: Init database
	run: make init_db
	working-directory: fhevm-engine/coprocessor

	- name: Run tests
	run: \|
	DATABASE_URL=postgresql://postgres:postgres@localhost:5432/coprocessor cargo test --release -- --test-threads=1
	working-directory: fhevm-engine

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