v0.22.9: MCP Registry, tool permissions, session resume, and multiple bug fixes

New features

- MCP Registry - Added a curated selection of MCP servers for easy discovery and setup







- Tool Permissions Support - Implemented request tool permissions flow in stream-jsonrpc mode with support for multiple concurrent tool confirmations
- Session Resume - Show resume command on exit (Ctrl+C or /quit) with new -r, --resume flag to continue sessions
- Thinking Traces Display - Added UI component to show thinking blocks in expanded session view

Bug fixes

- Fixed CLI completion sounds by extracting embedded sound files to host filesystem, making them accessible to external shell commands
- Fixed tool use in user message after tool cancellation
- Added baseline builds for x64 CPUs (pre-2013) that don't support AVX2 SIMD instructions
- Updated static split logic to use text messages as stable checkpoints, reducing flickering during rendering
- Fixed storage and sending of Gemini thinking content from delta.extra_content.google
- Removed MultiEdit tool due to low success rate (~80%)
- Added recovery from malformed optional arguments using optimistic JSON parsing