.github/workflows: Add link checks.

Signed-off-by: Eder Julian <[email protected]>

Author: ederjc

.github/workflows/check_links.yml

@@ -0,0 +1,17 @@
+name: Check links
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - master
+      - main
+    tags:
+      - '*'
+  pull_request:
+  schedule:
+    - cron: '30 3 * * 5' # Run every Friday at 3:30 AM UTC
+
+jobs:
+  linkChecker:
+    uses: Infineon/makers-devops/.github/workflows/check_links.yml@main

README.md

@@ -3,6 +3,7 @@
 ![Compilation Status](https://github.com/Infineon/XMC-for-Arduino/actions/workflows/compile-platform-examples.yml/badge.svg)
 [![Documentation Status](https://readthedocs.org/projects/xmc-arduino/badge/?version=latest)](https://xmc-arduino.readthedocs.io/en/latest/?badge=latest)
 [![Hil unity library checks](https://github.com/Infineon/XMC-for-Arduino/actions/workflows/hil-unity-checks.yml/badge.svg)](https://github.com/Infineon/XMC-for-Arduino/actions/workflows/hil-unity-checks.yml)
+[![Check links](https://github.com/Infineon/XMC-for-Arduino/actions/workflows/check_links.yml/badge.svg)](https://github.com/Infineon/XMC-for-Arduino/actions/workflows/check_links.yml)
 
 This project integrates Infineon's 32-bit XMC™ Industrial Arm® Cortex®-M Microcontroller into the [Arduino](https://www.arduino.cc/en/Guide/Introduction) ecosystem.