Run Link Checks via scheduled workflow

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

@@ -0,0 +1,37 @@
+name: Doc Check Links
+
+on:
+  schedule:
+    # At 00:00 on Sunday.
+    # https://crontab.guru
+    - cron: '0 0 * * 0'
+  workflow_dispatch:
+
+# Set permissions at the job level.
+permissions: {}
+
+jobs:
+  doc-check-links:
+    if: github.repository_owner == 'pytest-dev'
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v5
+        with:
+          fetch-depth: 0
+          persist-credentials: false
+
+      - name: Setup Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+          cache: pip
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install tox
+
+      - name: Run sphinx linkcheck via tox
+        run: tox -e docs-checklinks

AUTHORS

@@ -282,6 +282,7 @@ Marcin Augustynów
 Marcin Bachry
 Marc Bresson
 Marco Gorelli
+Marcos Boger
 Mark Abramowitz
 Mark Dickinson
 Mark Vong

changelog/12474.contrib.rst

@@ -0,0 +1 @@
+Added scheduled GitHub Action Workflow to run Sphinx linkchecks in repo documentation.