Added documentation using Docusaurus. Added GH actions. #2

	name: Build GitHub Pages on PRs No Deploy

	defaults:
	run:
	shell: bash
	working-directory: ./docs

	on:
	pull_request:
	paths:
	- 'docs/**'
	push:
	paths:
	- 'docs/**'
	jobs:
	test-deploy:
	name: Build GitHub Pages
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-node@v4
	with:
	node-version: 18
	cache: yarn
	cache-dependency-path: docs/yarn.lock
	- name: Install dependencies
	run: yarn install --frozen-lockfile
	- name: Test build website
	run: yarn build

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