/// The tool-calling research loop needs to reliably decide what to search
/// for, when a page is worth fetching, and when it has enough evidence —
/// that's a reasoning-heavy job best given to the largest local Gemma
/// variant. Turning gathered notes into prose (writing, summarizing) is
/// comparatively mechanical, so the smaller/faster variant handles those
/// passes instead.
pub(crate) const RESEARCHER_MODEL: &str = "gemma4:26b";
pub(crate) const WRITER_MODEL: &str = "gemma4-e4b:latest";