System Prompt KV Cache# struct SystemPromptKVCache# Structure to hold cached system prompt and its KV cache. Public Members std::string systemPrompt# The system prompt text. std::vector<tokenizer::Rank> tokenizedPrompt# Tokenized version of the system prompt. std::vector<rt::Tensor> kvCacheLayers# Per-layer KV cache tensors for the system prompt. std::vector<rt::Tensor> recurrentStateContents# Cached recurrent states for hybrid layers (empty if not applicable) std::vector<rt::Tensor> convStateContents# Cached conv states for hybrid layers (empty if not applicable)