v2.3.0

2.3.0 (2026-10-03)

Features

• viz: add plot_propagation, a field-along-z map with bench elements and a background-centered signed colormap (9b3701f)
• viz: add ray_train and mirror_train side views with paraxial and conic-mirror tracers, and near-to-far, Fresnel-zone and Cornu views (da896e5)

Bug Fixes

• deps: require eyepiece 0.7.0 for the viz extra, whose Cornu view draws with phasor (c2cd05e)