Use lycheeverse/lychee-action instead

.github/workflows/check-links.yml

@@ -1,4 +1,4 @@
-# This flow checks the links in markdown and HTML files
+# This workflow checks the links in markdown and remote HTML files
 name: Check links
 
 on:
@@ -14,26 +14,13 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    # Checkout current git repository to the "repository" diretory
     - name: Checkout
-      uses: actions/checkout@v2.3.3
-      with:
-        path: repository
-
-    # Checkout gh-pages branch to the "documentation" directory
-    - name: Checkout gh-pages branch
-      uses: actions/checkout@v2.3.3
-      with:
-        ref: gh-pages
-        path: documentation
+      uses: actions/checkout@v2.3.4
 
-    - name: Check links in plain-text and HTML files
-      uses: peter-evans/link-checker@v1.2.2
+    - name: Link Checker
+      uses: lycheeverse/lychee-action@v1.0.3
       with:
-        args: |
-          -v -r repository/* documentation/dev/ \
-          -x https://forum.generic-mapping-tools.org \
-          -x https://github.com/GenericMappingTools/pygmt
+        args: --verbose https://www.pygmt.org/dev/
 
     - name: Show output
       run: cat link-checker/out.md