gha: add basic lint & build jobs #1

	name: CI

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	env:
	RUSTFLAGS: "-Dwarnings"

	jobs:
	lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v5
	- name: Setup Rust
	uses: actions-rust-lang/setup-rust-toolchain@v1
	with:
	toolchain: stable
	components: rustfmt, clippy
	- name: Cargo fmt
	run: cargo fmt --check
	- name: Clippy
	run: cargo clippy --all-targets --all-features

	build:
	runs-on: ubuntu-latest
	needs: [lint]
	steps:
	- uses: actions/checkout@v5
	- name: Setup Rust
	uses: actions-rust-lang/setup-rust-toolchain@v1
	with:
	toolchain: stable
	- name: Build
	run: cargo build

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