Add scheduled lychee cronjob with automatic GitHub issue creation

.github/workflows/lychee.yaml

@@ -0,0 +1,42 @@
+name: Link Checker
+
+on:
+  schedule:
+    # Run every Monday at 9:00 AM UTC
+    - cron: '0 9 * * 1'
+  workflow_dispatch:
+
+permissions:
+  issues: write
+  contents: read
+
+env:
+  # Use GITHUB_TOKEN to avoid rate limiting
+  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+jobs:
+  link-checker:
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v5
+        with:
+          submodules: true
+
+      - name: Check links and create issues
+        uses: lycheeverse/lychee-action@v2
+        with:
+          args: --config ./lychee.toml --cache-exclude-status 429 '**/README.md' './docs/**/*.md' './docs/**/*.mdx' './docs/**/*.html' './docs/**/*.json'
+          fail: false
+          issue-on-error: true
+          issue-title: "Link Checker found broken links"
+          issue-body: |
+            The automated link checker found broken links in the repository.
+
+            Please review and fix the broken links listed below:
+
+            $LYCHEE_REPORT
+
+          # Avoid duplicate issues by closing previous ones
+          close-previous-issues: true

.github/workflows/rust_ci.yaml

@@ -253,14 +253,4 @@ jobs:
         run: |
           zepter
 
-  lychee:
-    runs-on: ubuntu-latest
-    env:
-      # Use GITHUB_TOKEN to avoid rate limiting
-      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-    timeout-minutes: 30
-    steps:
-      - uses: actions/checkout@v5
-      - uses: lycheeverse/lychee-action@v2
-        with:
-          args: --config ./lychee.toml --cache-exclude-status 429 '**/README.md' './docs/**/*.md' './docs/**/*.mdx' './docs/**/*.html' './docs/**/*.com'
+