Method reset_continued

server/src/server/disk_prefix_cache.h:138–138

Reset the continued-store tracking (call at start of each request).

    // Save the snapshot in `slot` to disk, keyed by prompt_ids.
    // Returns true on success.
    bool save(int slot, const std::vector<int32_t> & prompt_ids);

    // Check if a continued checkpoint should be saved after generation.
    // `all_tokens` = prompt + generated tokens, `cur_pos` = final position.