feat: Add commit lint check workflow #10

	name: Commit Message Linter

	on:
	pull_request:
	types: [opened, synchronize]

	jobs:
	lint-commits:
	runs-on: ubuntu-latest

	steps:
	# Checkout the repository with full history
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0 # Fetch all history

	# Set up Node.js v20.17.0
	- name: Install Node.js
	uses: actions/setup-node@v2
	with:
	node-version: '20.17.0'

	# Install dependencies in the ./app directory
	- name: Install dependencies
	run: npm ci
	working-directory: ./app

	# Check installed packages (debugging step)
	- name: Check installed packages
	run: npm list --depth=0
	working-directory: ./app

	# Fetch base branch and merge (ensure all commit history is available)
	- name: Fetch base branch and merge
	run: \|
	git fetch origin ${{ github.event.pull_request.base.ref }}:${{ github.event.pull_request.base.ref }}
	git merge --no-commit --no-ff ${{ github.event.pull_request.base.ref }}

	# Run commitlint over the commit range within the ./app directory
	- name: Run commitlint
	run: \|
	git log --oneline ${{ github.event.pull_request.base.ref }}..${{ github.sha }} \| npx commitlint
	working-directory: ./app

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