docs: layout the new optd book #794

	name: CI

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	env:
	CARGO_TERM_COLOR: always

	jobs:
	check:
	runs-on: ubuntu-latest

	services:
	postgres:
	image: postgres:15
	env:
	POSTGRES_USER: test_user
	POSTGRES_PASSWORD: password
	POSTGRES_DB: postgres
	ports:
	- 5432:5432
	options: >-
	--health-cmd pg_isready
	--health-interval 10s
	--health-timeout 5s
	--health-retries 5

	steps:
	- uses: actions/checkout@v2
	- uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	components: rustfmt, clippy
	- name: Check code format
	uses: actions-rs/cargo@v1
	with:
	command: fmt
	args: --all -- --check
	- name: Clippy
	uses: actions-rs/cargo@v1
	with:
	command: clippy
	args: --workspace --all-targets --all-features --locked -- -D warnings
	- uses: taiki-e/install-action@nextest
	- name: Test
	uses: actions-rs/cargo@v1
	with:
	command: nextest
	args: run --no-fail-fast --workspace --all-features --locked

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