refactor: small bits from the audit #10

	name: lint-and-test

	on:
	pull_request:
	types: [opened, synchronize]

	jobs:
	lint-and-test:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v5

	- name: Install protoc
	uses: arduino/setup-protoc@v3
	with:
	repo-token: ${{ secrets.GITHUB_TOKEN }}

	- name: Install Rust toolchain
	uses: dtolnay/rust-toolchain@stable
	with:
	components: rustfmt, clippy

	- name: Cache Rust dependencies
	uses: Swatinem/rust-cache@v2

	- name: Check formatting
	run: make fmt

	- name: Lint with Clippy
	run: make lint

	- name: Run tests
	run: make test

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