deploy release artifacts on a schedule instead of on each commit

Author: Techatrix

.github/workflows/artifacts.yml

@@ -1,9 +1,8 @@
 name: Deploy release artifacts
 
 on:
-  push:
-    branches:
-      - master
+  schedule:
+    - cron: "0 0 * * *"
   workflow_dispatch:
   # When manually invocing this workflow, keep in mind that ZLS builds can't be modified after they have been published to `releases.zigtools.org/v1/zls/publish`.
 
@@ -16,6 +15,21 @@ jobs:
         with:
           fetch-depth: 0 # required to resolve the version string
 
+      - name: Skip if no new commits
+        run: |
+          LAST_SUCCESS_COMMIT=$(curl -H "Accept: application/vnd.github+json" -H "X-GitHub-Api-Version: 2022-11-28" -H "Authorization: Bearer $GH_TOKEN" "https://api.github.com/repos/zigtools/zls/actions/runs?branch=master&status=success&per_page=1" | jq --raw-output ".workflow_runs[0].head_sha")
+          CURRENT_COMMIT=$(git rev-parse HEAD)
+
+          echo "Latest commit with successfull CI: $LAST_SUCCESS_COMMIT"
+          echo "Current commit: $CURRENT_COMMIT"
+
+          if [ $LAST_SUCCESS_COMMIT = $CURRENT_COMMIT ]; then
+            echo "skipped=yes" >> $GITHUB_OUTPUT
+            echo "Commits are equal, skipping."
+          fi
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
       - uses: mlugg/setup-zig@v2
         with:
           version: master