update provider geekgpt && llama2 (#50)

Update provider geekgpt && llama2

chatgpt_microservice/include/cfg.h

@@ -1,11 +1,13 @@
 #pragma once
 
+#include <thread>
+
 #include <yaml_cpp_struct.hpp>
 
 struct Config {
     std::string client_root_path;
     std::size_t interval{300};
-    std::size_t work_thread_num{8};
+    std::size_t work_thread_num{std::thread::hardware_concurrency() * 2};
     std::string host{"0.0.0.0"};
     std::string port{"8858"};
     std::string chat_path{"/chat"};

chatgpt_microservice/include/helper.hpp

@@ -101,3 +101,24 @@ inline std::string createUuidString() {
     static thread_local boost::uuids::random_generator gen;
     return boost::uuids::to_string(gen());
 }
+
+// clang-format off
+namespace detail {
+
+template <typename C>
+struct to_helper {};
+
+template <typename Container, std::ranges::range R>
+    requires std::convertible_to<std::ranges::range_value_t<R>, typename Container::value_type>
+Container operator|(R&& r, to_helper<Container>) {
+    return Container{r.begin(), r.end()};
+}
+
+}  // namespace detail
+
+template <std::ranges::range Container>
+    requires(!std::ranges::view<Container>)
+inline auto to() {
+    return detail::to_helper<Container>{};
+}
+// clang-format on