Add cdn for CI build (#1410)

Co-authored-by: 南宫雪珊 <vvb2060@gmail.com>

.github/workflows/core.yml

@@ -131,3 +131,18 @@ jobs:
           ESCAPED=`python3 -c 'import json,os,urllib.parse; msg = json.dumps(os.environ["COMMIT_MESSAGE"]); print(urllib.parse.quote(msg if len(msg) <= 1024 else json.dumps(os.environ["COMMIT_URL"])))'`
           curl -v "https://api.telegram.org/bot${BOT_TOKEN}/sendMediaGroup?chat_id=${CHANNEL_ID}&media=%5B%7B%22type%22%3A%22document%22%2C%20%22media%22%3A%22attach%3A%2F%2FriruRelease%22%7D%2C%7B%22type%22%3A%22document%22%2C%20%22media%22%3A%22attach%3A%2F%2FzygiskRelease%22%7D%2C%7B%22type%22%3A%22document%22%2C%20%22media%22%3A%22attach%3A%2F%2FriruDebug%22%7D%2C%7B%22type%22%3A%22document%22%2C%20%22media%22%3A%22attach%3A%2F%2FzygiskDebug%22%2C%22caption%22:${ESCAPED}%7D%5D" -F riruRelease="@$riruRelease" -F riruDebug="@$riruDebug" -F zygiskRelease="@$zygiskRelease" -F zygiskDebug="@$zygiskDebug"
         fi
+    - name: Post to files
+      if: ${{ github.event_name != 'pull_request' && success() && github.ref == 'refs/heads/master' }}
+      run: |
+        if [ ! -z "${{ secrets.FILES_REPO }}" ]; then
+          cd core/release
+          REPO=$(echo ${{ secrets.FILES_REPO }} | base64 -d)
+          git init
+          git add -A
+          git config --global user.name "github-actions[bot]"
+          git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git commit -m "${{ github.sha }}"
+          git tag "files-${{ github.sha }}"
+          git push https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/${REPO}.git "files-${{ github.sha }}"
+          for file in $(ls .); do echo "::notice::Download $file from https://cdn.jsdelivr.net/gh/${REPO}@files-${{ github.sha }}/$file"; done
+        fi