Add markdown link checker

Signed-off-by: Alan Cha <[email protected]>

Author: Alan-Cha

.github/workflows/main.yml

@@ -0,0 +1,30 @@
+name: Link checker
+
+on:
+  schedule:
+    - cron: "0 0 1 * *"
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  # This workflow contains a single job called "build"
+  build:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - uses: actions/checkout@v2
+
+      - name: Link checker
+        id: lc
+        # You may pin to the exact commit or the version.
+        # uses: peter-evans/link-checker@41c97244bb50a4a1b273d60abf5b5862b09f0c2d
+        uses: peter-evans/[email protected]
+
+      - name: Create issue from file
+        uses: peter-evans/create-issue-from-file@v2
+        with:
+          title: Link checker report
+          content-filepath: ./link-checker/out.md
+          labels: report, automated issue