fix(CAPI): ✏️ fix some missing headers

CAPI/cpp/API/include/state.h

@@ -5,6 +5,7 @@
 #include <vector>
 #include <array>
 #include <map>
+#include <memory>
 
 #include "structures.h"
 

CAPI/cpp/API/include/structures.h

@@ -5,6 +5,8 @@
 #include <cstdint>
 #include <array>
 #include <map>
+#include <vector>
+#include <string>
 
 namespace THUAI6
 {

CAPI/cpp/API/include/utils.hpp

@@ -5,6 +5,8 @@
 
 #include <cstdint>
 #include <cmath>
+#include <map>
+#include <vector>
 #include "Message2Clients.pb.h"
 #include "Message2Server.pb.h"
 #include "MessageType.pb.h"