Create linkcheck.yml

Author: samumantha

.github/workflows/linkcheck.yml

@@ -0,0 +1,36 @@
+name: Check links with zola
+
+env:
+  ZOLA_VERSION: "0.19.2"
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    # if this build is a PR build and the PR is NOT from a fork
+    if: github.event_name == 'pull_request' && github.repository == github.event.pull_request.head.repo.full_name
+
+    steps:
+    - name: Checkout repository and submodules
+      uses: actions/checkout@v4
+      with:
+        submodules: recursive
+
+    - name: Install zola
+      run: |
+        set -x
+        wget -O - \
+           "https://github.com/getzola/zola/releases/download/v${ZOLA_VERSION}/zola-v${ZOLA_VERSION}-x86_64-unknown-linux-gnu.tar.gz" \
+        | sudo tar xzf - -C /usr/local/bin
+
+    # zola check returns error 0 if all ok, and 1 if it found broken links to check/fix 
+    - name: Check for broken links
+      run: zola check