refactor: remove shit copy

Author: OEOTYAN

src/legacy/api/CommandAPI.cpp

@@ -200,7 +200,7 @@ Local<Value> McClass::runcmdEx(const Arguments& args) {
         if (command) {
             CommandOutput output(CommandOutputType::AllOutput);
             command->run(origin, output);
-            for (auto msg : output.getMessages()) {
+            for (auto& msg : output.getMessages()) {
                 std::string temp;
                 getI18n().getCurrentLanguage()->get(msg.getMessageId(), temp, msg.getParams());
                 outputStr += temp.append("\n");

src/legacy/api/EntityAPI.cpp

@@ -1357,7 +1357,7 @@ Local<Value> EntityClass::getAllTags(const Arguments& args) {
         if (!entity) return Local<Value>();
 
         Local<Array> arr = Array::newArray();
-        for (auto tag : entity->getTags()) {
+        for (auto& tag : entity->getTags()) {
             arr.add(String::newString(tag));
         }
         return arr;

src/legacy/api/PlayerAPI.cpp

@@ -2970,7 +2970,7 @@ Local<Value> PlayerClass::getAllTags(const Arguments& args) {
         if (!player) return Local<Value>();
 
         Local<Array> arr = Array::newArray();
-        for (auto tag : player->getTags()) {
+        for (auto& tag : player->getTags()) {
             arr.add(String::newString(tag));
         }
         return arr;