0.2.0

Added

• CodexProvider.list_model_slugs() and get_model_capabilities() fetch and cache the authenticated Codex model catalog.
• CodexModelCapabilities exposes context-window and automatic compaction limits.

Fixed

• Preserve response ID, status, usage, and output items from terminal streaming events.
• Omit max_output_tokens, which the Codex backend rejects.
• Restrict GitHub Actions workflow permissions to read-only repository contents.

Full Changelog: 0.1.1...0.2.0