Removed scheduled job in code.yaml and added keepalive-workflow

Author: evvaaaa

.github/workflows/code.yml

@@ -3,9 +3,6 @@ name: Code CI
 on:
   push:
   pull_request:
-  schedule:
-    # Run weekly to check latest versions of dependencies
-    - cron: "0 8 * * WED"
 env:
   # The target python version, which must match the Dockerfile version
   CONTAINER_PYTHON: "3.11"

.github/workflows/linkcheck.yml

@@ -22,3 +22,6 @@ jobs:
 
       - name: Check links
         run: tox -e docs build -- -b linkcheck
+
+      - name: Keepalive Workflow
+        uses: gautamkrishnar/keepalive-workflow@v1