Minor clippy fixes and add a minimal workflow checking format and clippy #8

	name: Code Quality
	on:
	push:
	branches:
	- main
	pull_request:
	create:

	jobs:
	build:
	if: github.event_name == 'pull_request'
	name: Code Quality (clippy, rustfmt)
	runs-on: ubuntu-latest
	strategy:
	matrix:
	rust:
	- stable
	target:
	- x86_64-unknown-linux-gnu
	steps:
	- name: Code checkout
	uses: actions/checkout@v2
	- name: Install Rust toolchain (${{ matrix.rust }})
	uses: actions-rs/toolchain@v1
	with:
	toolchain: ${{ matrix.rust }}
	target: ${{ matrix.target }}
	override: true
	components: rustfmt, clippy

	- name: Install packages
	run: sudo apt-get update && sudo apt-get -y install libclang-dev

	- name: Download libkrun.h
	run: sudo curl -o /usr/include/libkrun.h https://raw.githubusercontent.com/containers/libkrun/refs/heads/main/include/libkrun.h

	- name: Formatting (rustfmt)
	run: cargo fmt -- --check

	- name: Clippy (all features)
	run: cargo clippy --all-targets --all-features

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