Refactor ChatRoom and ChatUser classes for improved message handling and user management

- Introduced new methods in ChatRoom for processing message queues and broadcasting messages to users.
- Refactored message suppression logic into a dedicated method to enhance readability and maintainability.
- Updated ChatUser to streamline user initialization and database interactions, including legacy support.
- Enhanced WebSocket message handling in SSLServer with clearer routing and error handling.
- Added helper functions for WebSocket header management to improve code organization and clarity.

src/core/chat_room.h

@@ -68,6 +68,22 @@ namespace Yc
             unsigned int flags();
             Json::Value userList();
             
+            // Message structure for internal use
+            struct Message
+            {
+                ChatUser::MsgType type;
+                std::string messageTr;
+                std::string userName;
+                std::string color;
+            };
+            
+            // Refactored helper methods
+            bool hasMessagesToProcess() const;
+            void processMessageQueue();
+            void broadcastMessageToUsers(const Message& message);
+            bool shouldSuppressMessageForUser(const Message& message, std::shared_ptr<ChatUser> user) const;
+            bool isDiceRoom() const;
+            
             // Neue Würfel-Funktionen
             bool startDiceGame(int rounds, std::shared_ptr<ChatUser> admin);
             bool rollDice(std::shared_ptr<ChatUser> user, int diceValue);
@@ -80,13 +96,6 @@ namespace Yc
             void reloadRoomList();
 
         private:
-            struct Message
-            {
-                ChatUser::MsgType type;
-                std::string messageTr;
-                std::string userName;
-                std::string color;
-            };
 
             struct DiceResult
             {