PR validation pipeline #1

	name: PR Validation
	on:
	pull_request:
	branches:
	- main

	jobs:
	checkout-repo:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Ensure unambiguous `main`
	if: github.ref != 'refs/heads/main'
	run: \|
	git remote set-branches origin main
	git fetch --depth 1 origin main
	git branch main origin/main

	setup-rust:
	runs-on: ubuntu-latest
	needs: checkout-repo
	steps:
	- uses: dtolnay/rust-toolchain@stable
	with:
	components: clippy
	- uses: dtolnay/rust-toolchain@nightly
	with:
	components: rustfmt
	- uses: actions/cache@v4
	with:
	path: \|
	~/.cargo/bin/
	~/.cargo/registry/index/
	~/.cargo/registry/cache/
	~/.cargo/git/db/
	target/
	key: ${{ runner.os }}-setup-rust-${{ hashFiles('**/Cargo.toml') }}
	- name: Set default Rust toolchain
	run: rustup default stable
	- name: Verify Rust setup
	run: rustup show

	setup-node:
	runs-on: ubuntu-latest
	needs: checkout-repo
	steps:
	- uses: actions/setup-node@v4
	with:
	node-version: 20
	cache: npm
	- uses: actions/cache@v4
	with:
	path: node_modules/
	key: ${{ runner.os }}-setup-node-${{ hashFiles('/package.json', '/package-lock.json') }}
	- name: Install node dependencies
	run: npm ci

	validate-affected:
	runs-on: ubuntu-latest
	needs:
	- setup-rust
	- setup-node
	steps:
	- name: nx affected
	run: npx nx affected -t format lint test --configuration ci

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