- Change proxy_pass to preserve original request URI for URL encoding - Add HTTP/1.1 and Connection header fixes for copyparty compatibility - Remove path manipulation that broke files with spaces/special characters Fixes HTTP 400 "bad headers" errors when uploading files with spaces in filenames via WebDAV clients like X-plore. 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>