Method add_child

tools/server/server-task.h:228–245

    }

    void add_child(int id_parent, int id_child) {
        server_task copy;

        copy.id        = id_child;
        copy.id_parent = id_parent;
        copy.params    = params;
        copy.type      = type;
        copy.tokens    = tokens.clone();
        copy.id_slot   = -1; // child tasks cannot specify slot

        // use different sampling seed for each child
        // note: https://github.com/ggml-org/llama.cpp/pull/18700#discussion_r2675115723
        if (copy.params.sampling.seed != LLAMA_DEFAULT_SEED) {
            copy.params.sampling.seed += (uint32_t)child_tasks.size() + 1;
        }

        child_tasks.push_back(std::move(copy));
    }

    // the task will be moved into queue, then onto slots
    // however, the state must be kept by caller (e.g., HTTP thread)