docs: Improve workflow setup documentation #20

	name: CI

	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]

	env:
	CARGO_TERM_COLOR: always

	jobs:
	# Quick CI for the publishable crate (native)
	quick-checks:
	name: Quick Checks (Native)
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable
	with:
	components: rustfmt, clippy
	- uses: actions/cache@v4
	with:
	path: \|
	~/.cargo/registry
	~/.cargo/git
	target
	key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
	- run: make ci-quick

	# Complete validation in Docker (matches production environment)
	docker-validation:
	name: Docker Validation (Complete)
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	# Cache Docker layers for faster subsequent builds
	- name: Cache Docker layers
	uses: actions/cache@v4
	with:
	path: /tmp/.buildx-cache
	key: ${{ runner.os }}-docker-${{ hashFiles('**/Cargo.lock') }}
	restore-keys: \|
	${{ runner.os }}-docker-

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

	- run: make ci-docker-full

Provide feedback