Cloudreve 4.11.0 release notes

Added Polish localization (#3136 @LukaszOn)
Added Option to enable pprof HTTP service in the configuration file
Added Unsaved changes confirmation dialog for Text and Markdown editors (https://github.com/cloudreve/frontend/pull/322 @YUDONGLING)
Added Endpoint for real-time server-side file change events (reserved for desktop client)
Added Support for switching the current user via URL Query parameter (reserved for desktop client)
Added Optional ETag verification when creating upload sessions (reserved for desktop client)
Fix Abnormal filenames for Kingsoft Cloud KS3 downloads (#3057 @YUDONGLING)
Fix Inconsistent path separators for thumbnail Blobs on Windows (#3116 @YUDONGLING)
Fix Security vulnerabilities reported by Kolega.dev
Fix File size not updated after version rollback
Fix Admin panel rendering error when duplicate names exist for nodes or storage policies (cloudreve/frontend#320 @YUDONGLING)
Optimize Memory usage when importing large numbers of files externally (#3059)
Optimize Upload session creation to automatically inherit parent directory’s storage policy if unspecified
Optimize Wording of some text descriptions (cloudreve/frontend#321 @xb2016)
Optimize Text description for download speed limit settings (cloudreve/frontend#323 @YUDONGLING)