Named stores (PyNamespace: dotted access, functions that see their own store first, restored after a
save is loaded), real generators run step by step (next, send, yield as an expression), len/bool through
__len__/__bool__, os/calendar/itertools/pygame_sdl2 helpers, Skip and ToggleLocalVariable actions,
text tags {glitch} and {wave} and plain display of explode/gradient/ruby, SnowBlossom and anim.Blink,
RoundedCorners as a transform, transforms listed in `at`, ATL choice weights that are flags, and
renpy.image_size from the converter's picture sizes.
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>