v1.4.464

Changes

PR #2179 by ksylvan: fix: declare completion arguments and synchronize CLI help

• Fix: declare completion arguments and synchronize CLI help
• Declare Fish completion arguments for dynamic and fixed values
• Enable filtered file suggestions for supported path options
• Add Spotify, transcription, metadata, and wire-debug completion options
• Include Grok among providers supporting web search completion
• Keep the input/output token detail in the show-metadata description