decode_grown checks the stack before any frame that holds T, then serde_stacker
at every container; decode_payload walks the nesting bound and calls it; the
legacy envelope array, redb reads and v1 snapshots decode through it too.
Red zone 512 KiB against MAX_RECORD_INLINE_BYTES = 16 KiB, which the
DatabaseEntry, CultSlots and CultUnion derives assert at compile time.
cultcache-rs-derive 0.2.0.
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
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