Add docs/example for SOCKS proxy #293

	on: [push, pull_request]

	name: Build

	jobs:
	check:
	name: Check
	runs-on: ubuntu-latest
	strategy:
	matrix:
	rust:
	- stable
	- 1.70.0
	steps:
	- name: Checkout sources
	uses: actions/checkout@v2

	- name: Install toolchain
	uses: actions-rs/toolchain@v1
	with:
	toolchain: ${{ matrix.rust }}
	override: true

	- name: Run cargo check
	uses: actions-rs/cargo@v1
	with:
	command: check

	- name: Run cargo check without default features
	uses: actions-rs/cargo@v1
	with:
	command: check
	args: --no-default-features

	test:
	name: Test Suite
	runs-on: ubuntu-latest
	strategy:
	matrix:
	rust:
	- stable
	- 1.70.0
	steps:
	- name: Checkout sources
	uses: actions/checkout@v2

	- name: Install toolchain
	uses: actions-rs/toolchain@v1
	with:
	toolchain: ${{ matrix.rust }}
	override: true

	- name: Run cargo test
	uses: actions-rs/cargo@v1
	with:
	command: test

	fmt:
	name: Rustfmt
	runs-on: ubuntu-latest
	strategy:
	matrix:
	rust:
	- stable
	steps:
	- name: Checkout sources
	uses: actions/checkout@v2

	- name: Install toolchain
	uses: actions-rs/toolchain@v1
	with:
	toolchain: ${{ matrix.rust }}
	override: true

	- name: Install rustfmt
	run: rustup component add rustfmt

	- name: Run cargo fmt
	uses: actions-rs/cargo@v1
	with:
	command: fmt
	args: --all -- --check

	clippy:
	name: Clippy
	runs-on: ubuntu-latest
	strategy:
	matrix:
	rust:
	- stable
	steps:
	- name: Checkout sources
	uses: actions/checkout@v2

	- name: Install toolchain
	uses: actions-rs/toolchain@v1
	with:
	toolchain: ${{ matrix.rust }}
	override: true

	- name: Install clippy
	run: rustup component add clippy

	- name: Run cargo clippy
	uses: actions-rs/cargo@v1
	with:
	command: clippy
	args: -- -D warnings

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