Cleanup of unused features

Author: MaggotHATE

examples/server/server.cpp

@@ -798,7 +798,6 @@ struct server_context {
             slot.oaicompat = false;
             slot.oaicompat_model = "";
         }
-        std::string default_empty = "";
 
         slot.params.stream              = json_value(data, "stream",             false);
         slot.params.cache_prompt        = json_value(data, "cache_prompt",       false);

examples/server/utils.hpp

@@ -338,7 +338,7 @@ inline std::string format_chat(const struct llama_model * model, const std::stri
     }
 
     if (!is_custom) formatted_chat = common_chat_apply_template(model, tmpl, chat, true);
-    LOG_WRN("formatted_chat using '%s': '%s'\n", tmpl.c_str(), formatted_chat.c_str());
+    LOG_DBG("formatted_chat using '%s': '%s'\n", tmpl.c_str(), formatted_chat.c_str());
 
     return formatted_chat;
 }