Update 03_building-blocks-extension.md #3

	name: Build

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main
	repository_dispatch:
	types:
	- pack-release

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Git Checkout
	uses: actions/checkout@v4
	- name: Setup Go environment
	uses: actions/setup-go@v5
	with:
	go-version: '1.x'
	- name: Install Dependencies
	run: sudo apt-get install make curl jq
	- name: Install pack
	uses: buildpacks/github-actions/setup-pack@v5.5.4
	with:
	pack-version: '0.31.0'
	- name: Test
	run: make test
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	- name: Build
	run: make build
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	- name: Check links
	run: \|
	make check-links
	- name: Upload public folder
	uses: actions/upload-artifact@v4
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	with:
	name: public
	path: ./public

	deploy:
	if: (github.event_name == 'repository_dispatch') \|\| (github.event_name == 'push' && github.ref == 'refs/heads/main')
	needs: build
	runs-on: ubuntu-latest
	steps:
	- name: Download public folder
	uses: actions/download-artifact@v4
	with:
	name: public
	path: ./public
	- name: Deploy
	uses: peaceiris/actions-gh-pages@v3
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	publish_dir: ./public
	cname: buildpacks.io
	full_commit_message: ${{ github.event.head_commit.message }}

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