chore: check for dead links every week

using https://github.com/lycheeverse/lychee

Signed-off-by: sspaink <[email protected]>

Author: sspaink

.github/workflows/link_checker.yaml

@@ -0,0 +1,30 @@
+name: "Check Broken Links"
+
+on:
+  repository_dispatch:
+  workflow_dispatch:
+  schedule:
+    - cron: "0 13 * * 1" # Every Monday at 1PM UTC (9AM EST)
+
+jobs:
+  linkChecker:
+    runs-on: ubuntu-latest
+    permissions:
+      issues: write # required for peter-evans/create-issue-from-file
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Link Checker
+        id: lychee
+        uses: lycheeverse/lychee-action@v2
+        with:
+          args: --no-progress --exclude-path vendor --exclude-path CHANGELOG.md --accept 200..=206,403  .
+          fail: false
+
+      - name: Create Issue From File
+        if: steps.lychee.outputs.exit_code != 0
+        uses: peter-evans/create-issue-from-file@v5
+        with:
+          title: Link Checker Report
+          content-filepath: ./lychee/out.md
+          labels: report, automated issue