Revert "chore: run deletion on merge to default branch (#12)"

This reverts commit 88f7513.

Author: pranc1ngpegasus

.github/workflows/cache.yaml

@@ -1,8 +1,7 @@
 name: Cache
 on:
-  push:
-    branches:
-      - main
+  schedule:
+    - cron: "0 0 * * *"
   workflow_dispatch:
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}-cache