Rearrange stuff

include/SocketInterface.h

@@ -0,0 +1,16 @@
+// SocketInterface.h
+#pragma once
+#include <string>
+
+class SocketInterface {
+public:
+    virtual ~SocketInterface() = default;
+    virtual void connect(const std::string& host, unsigned short port) = 0;
+    virtual void writeLine(const std::string& data) = 0;
+    virtual std::string readLine() = 0;
+    virtual bool canRead(double timeout) = 0;
+    virtual bool isClosed() = 0;
+    virtual void close() = 0;
+    virtual void prepareSSL(bool incoming) = 0;
+    virtual void startSSL(bool incoming) = 0;
+};