Add lychee link checker github workflow

Author: kevcenteno

.github/workflows/links.yml

@@ -0,0 +1,27 @@
+name: Links
+
+on:
+  push:
+
+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:
+          fail: true
+          args: --accept '100..=103, 200..=299, 403' './**/*.md' './**/*.html'
+
+      - name: Create Issue From File
+        if: steps.lychee.outputs.exit_code != 0
+        uses: peter-evans/create-issue-from-file@v6
+        with:
+          title: Link Checker Report
+          content-filepath: ./lychee/out.md
+          labels: report, automated issue

.lycheeignore

@@ -0,0 +1,4 @@
+^file://
+^https://sandbox\.maxmind\.com
+^https://deno\.land
+^https://jsr\.io