Add missing `code-group` in Postgres guide #756

	name: Build & Deploy

	on:
	# Runs on pushes targeting the default branch
	push:
	branches: ["main"]

	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
	permissions:
	contents: read
	pages: write
	id-token: write

	# Allow one concurrent deployment
	concurrency:
	group: "pages"
	cancel-in-progress: true

	jobs:
	# Build job
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v3
	- name: Setup Pages
	uses: actions/configure-pages@v3
	- name: Use Node.js
	uses: actions/setup-node@v3
	with:
	node-version: 18.x
	cache: 'npm'
	- run: npm ci
	- run: npm test
	- run: npm run docs:build
	env:
	SITE_HOSTNAME: https://cap-js.github.io/docs
	VITE_CAPIRE_PREVIEW: true
	- name: Upload artifact
	uses: actions/upload-pages-artifact@v1
	with:
	name: github-pages
	path: .vitepress/dist

	# Deployment job
	deploy:
	environment:
	name: github-pages
	url: ${{ steps.deployment.outputs.page_url }}
	runs-on: ubuntu-latest
	needs: build
	steps:
	- name: Deploy to GitHub Pages
	id: deployment
	uses: actions/deploy-pages@v1

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