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Bug Report: CSS @import layer annotations are discarded during bundling

Bug Report: CSS @import layer annotations are discarded during bundling: a task in LegoFlow-SWE (Harbor dataset). When bundling CSS, the @import rule’s cascade layer modifier ( layer or layer(<name ) ) is silently stripped from the output. This causes the entire cascade layer context to be lost…

The task

When bundling CSS, the `@import` rule’s cascade layer modifier (`layer` or `layer(<name>)`) is silently stripped from the output. This causes the entire cascade layer context to be lost, leading to incorrect style priority and visual regressions.

Part of Lego-X/LegoFlow-SWE.