Fix pre-release downloads failing with "unexpected EOF" by validating
cached PWR file sizes against manifest expected sizes. Previously only
checked > 1MB which accepted truncated files. Also update Discord
invite link to new server across all files.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
* docs: add new contributors to the list
* docs: fix template and new adjustments
* docs: fix github template & add new contributors
* removed config.yml