feat(build): implement retry mechanism for file uploads in build workflow

Author: 0xJacky

.github/workflows/build.yml

@@ -293,7 +293,6 @@ jobs:
           apiToken: ${{ secrets.CF_R2_API_TOKEN }}
           wranglerVersion: "4.21.1"
           command: |
-            # Define retry function
             retry_upload() {
               local file_path="$1"
               local remote_path="$2"