- Server: Fixed caching headers (no-cache) for index.html and cache.appcache to force browser revalidation.
- Build: Added seconds to the build timestamp in the Makefile to ensure every build generates a unique manifest.
- Build: Created build_release.sh to automate versioned ELF generation (pldmgr_vX.Y.Z.elf).
- UI: Refined system payload detection to support versioned filenames.
- UI: Allowed system/update payloads to be visible and deletable in the "Manage Payloads" tab, while keeping them hidden from the main dashboard.