feat: add smartcmd dedicated server

major bug: when connecting to the server a second time, it gets softlocked and keeps repeating ticking connection A\n in debug logs until it times out.

Minecraft.Server/ServerLogger.h

@@ -0,0 +1,44 @@
+#pragma once
+
+#include <string>
+
+namespace ServerRuntime
+{
+	enum EServerLogLevel
+	{
+		eServerLogLevel_Debug = 0,
+		eServerLogLevel_Info = 1,
+		eServerLogLevel_Warn = 2,
+		eServerLogLevel_Error = 3
+	};
+
+	/**
+	 * **Parse Log Level String**
+	 *
+	 * Converts a string value into log level (`debug`/`info`/`warn`/`error`)
+	 * ログレベル文字列の変換処理
+	 *
+	 * @param value Source string
+	 * @param outLevel Output location for parsed level
+	 * @return `true` when conversion succeeds
+	 */
+	bool TryParseServerLogLevel(const char *value, EServerLogLevel *outLevel);
+
+	void SetServerLogLevel(EServerLogLevel level);
+	EServerLogLevel GetServerLogLevel();
+
+	void LogDebug(const char *category, const char *message);
+	void LogInfo(const char *category, const char *message);
+	void LogWarn(const char *category, const char *message);
+	void LogError(const char *category, const char *message);
+
+	/** Emit formatted log output with the specified level and category */
+	void LogDebugf(const char *category, const char *format, ...);
+	void LogInfof(const char *category, const char *format, ...);
+	void LogWarnf(const char *category, const char *format, ...);
+	void LogErrorf(const char *category, const char *format, ...);
+
+	void LogStartupStep(const char *message);
+	void LogWorldIO(const char *message);
+	void LogWorldName(const char *prefix, const std::wstring &name);
+}