Integrate link check action and check for broken links #4

	name: Check Links
	# This workflow checks for broken links in the repository.

	on:
	pull_request:
	# Trigger the workflow on any pull request targeting any branch.
	branches:
	- '**'
	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	jobs:
	link_checker:
	# Define a job named "link_checker" that runs the link-checking process.
	runs-on: ubuntu-latest
	# Specify the virtual machine environment to run the job (latest Ubuntu).

	steps:
	- name: Checkout repository
	# Step 1: Checkout the repository code into the workflow environment.
	uses: actions/checkout@v3
	# Use the official GitHub checkout action (version 3).

	- name: Run Link Checker
	# Step 2: Run the Lychee link-checking tool.
	uses: lycheeverse/lychee-action@v2
	# Use the Lychee GitHub Action (version 2) for link checking.

	with:
	fail: true
	# Configure the workflow to fail if broken links are found.
	# Run the link checker on the current directory and all its contents.
	# Exclude links matching the pattern for Jira links (e.g., HL7 Jira).
	# Exclude all links in the "ImplementationGuide/style" directory.
	# Exclude all links in the "Material" directory.
	args: >
	.
	--exclude ['^https://jira\.hl7\.org', '^https://test.krankenhaus.de', 'http://hl7.org/fhir/5.0/StructureDefinition/extension-Encounter.plannedStartDate', 'http://hl7.org/fhir/5.0/StructureDefinition/extension-Encounter.plannedEndDate', 'http://hl7.org/fhir/StructureDefinition/condition-related', ]
	--exclude-path ImplementationGuide/style
	--exclude-path Material

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