Fix GitHub link check.

.github/check-md-links.json

@@ -0,0 +1,10 @@
+{
+  "httpHeaders": [
+    {
+      "urls": ["https://github.com/", "https://guides.github.com/", "https://help.github.com/", "https://docs.github.com/"],
+      "headers": {
+        "Accept-Encoding": "zstd, br, gzip, deflate"
+      }
+    }
+  ]
+}

.github/workflows/check-md-links.yml

@@ -10,3 +10,4 @@ jobs:
       - uses: gaurav-nelson/github-action-markdown-link-check@v1
         with:
           check-modified-files-only: 'no'
+          config-file: '.github/check-md-links.md'

CONTRIBUTING.md

@@ -40,7 +40,7 @@ the inspection rules will be automatically picked up by IntelliJ.
 ## Proposing Changes
 
 All proposed changes are submitted and code reviewed using the 
-[GitHub Pull Request](https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/proposing-changes-to-your-work-with-pull-requests/about-pull-requests) process.
+[GitHub Pull Request](https://help.github.com/articles/about-pull-requests/) process.
 
 To submit a pull request: