Add Extra Trees regressor support #109

	name: ci

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	env:
	CARGO_TERM_COLOR: always

	jobs:
	fmt:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/cache@v4
	with:
	path: \|
	~/.cargo/registry
	~/.cargo/git
	target
	key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
	- uses: dtolnay/rust-toolchain@stable
	with:
	components: rustfmt, clippy
	- name: Format
	run: cargo fmt --all -- --check

	clippy:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/cache@v4
	with:
	path: \|
	~/.cargo/registry
	~/.cargo/git
	target
	key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
	- uses: dtolnay/rust-toolchain@stable
	with:
	components: rustfmt, clippy
	- name: Clippy
	run: cargo clippy --all-targets -- -D warnings -D clippy::pedantic

	doc:
	runs-on: ubuntu-latest
	needs: [fmt, clippy]
	steps:
	- uses: actions/checkout@v4
	- uses: actions/cache@v4
	with:
	path: \|
	~/.cargo/registry
	~/.cargo/git
	target
	key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
	- uses: dtolnay/rust-toolchain@stable
	with:
	components: rustfmt, clippy
	- name: Build docs
	run: cargo doc --no-deps
	- name: Test docs
	run: cargo test --doc

	test:
	runs-on: ubuntu-latest
	needs: [fmt, clippy]
	steps:
	- uses: actions/checkout@v4
	- uses: actions/cache@v4
	with:
	path: \|
	~/.cargo/registry
	~/.cargo/git
	target
	key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
	- uses: dtolnay/rust-toolchain@stable
	with:
	components: rustfmt, clippy
	- name: Build
	run: cargo build --release --verbose
	- name: Test
	run: cargo test --release --verbose

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