[Feature] Add Least Angle Regression #1052

	# build and deploy on master push, otherwise just try to build the page
	on:
	push:
	branches:
	- master
	pull_request:

	name: Build website with Zola, build rust docs and publish to GH pages

	jobs:
	build:
	runs-on: ubuntu-latest
	if: github.ref != 'refs/heads/master' && github.repository == 'rust-ml/linfa'
	steps:
	- name: 'Checkout'
	uses: actions/checkout@master

	- name: Update ndarray to 0.16.1 (temporary workaround to avoid pulling ndarray 0.17.1)
	run: cargo update -p ndarray:0.17.1 --precise 0.16.1

	- name: 'Build only'
	uses: shalzz/zola-deploy-action@master
	env:
	BUILD_DIR: docs/website/
	TOKEN: ${{ secrets.TOKEN }}
	BUILD_ONLY: true

	- name: Build Documentation
	run: cargo doc --workspace --no-deps
	env:
	RUSTDOCFLAGS: -D warnings

	build_and_deploy:
	runs-on: ubuntu-latest
	if: github.ref == 'refs/heads/master' \|\| github.repository != 'rust-ml/linfa'
	steps:
	- name: 'Checkout'
	uses: actions/checkout@master

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

	- name: Update ndarray to 0.16.1 (temporary workaround to avoid pulling ndarray 0.17.1)
	run: cargo update -p ndarray:0.17.1 --precise 0.16.1

	- name: Build Documentation
	run: cargo doc --workspace --no-deps
	env:
	RUSTDOCFLAGS: -D warnings

	- name: Copy Rust Documentation to Zola
	run: cp -R "target/doc/" "docs/website/static/rustdocs/"

	- name: 'Build and deploy'
	uses: shalzz/zola-deploy-action@master
	env:
	PAGES_BRANCH: gh-pages
	BUILD_DIR: docs/website/
	TOKEN: ${{ secrets.TOKEN }}

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