* Render: bound bevel edge work, shape-gradient flattening and colour-glyph fills
* address review: skip shape gradient fill when the outline is over the point limit
* address review: keep every contour of a compound bevel or shape gradient at a coarser raster, bound cubic subdivision before flattening
* Apply review fixes
- crates/render/src/pathgrad.rs
* Apply review fixes
- crates/render/src/pathgrad.rs
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