Exposes the new ThinkingConfig.display field on Anthropic and Bedrock
Claude providers. Defaults to 'summarized' so Claude Opus 4.7 and Mythos
Preview keep returning thinking text despite Anthropic's silent default
change to 'omitted'. Set to 'omitted' explicitly to skip thinking
streaming for faster time-to-first-text-token.
This reverts 3929e0c181.
The Zellij-specific Kitty-query skip regresses Shift+Enter newline handling in Zellij. Restoring the previous behavior for now while we work on a safer fix that preserves both Alt and modified Enter handling.\n\nContext: https://github.com/badlogic/pi-mono/issues/3259