fix: Fixed some issues.

lib/src/models/init_config.dart

@@ -0,0 +1,47 @@
+class InitConfig {
+  int platformID;
+  String apiAddr;
+  String wsAddr;
+  String dataDir;
+  String objectStorage;
+  int logLevel;
+  bool isLogStandardOutput;
+  String? logFilePath;
+
+  InitConfig({
+    required this.platformID,
+    required this.apiAddr,
+    required this.wsAddr,
+    required this.dataDir,
+    required this.objectStorage,
+    this.logLevel = 6,
+    this.isLogStandardOutput = true,
+    this.logFilePath,
+  });
+
+  factory InitConfig.fromJson(Map<String, dynamic> json) {
+    return InitConfig(
+      platformID: json['platformID'],
+      apiAddr: json['apiAddr'],
+      wsAddr: json['wsAddr'],
+      dataDir: json['dataDir'],
+      objectStorage: json['objectStorage'],
+      logLevel: json['logLevel'],
+      isLogStandardOutput: json['isLogStandardOutput'],
+      logFilePath: json['logFilePath'],
+    );
+  }
+
+  Map<String, dynamic> toMap() {
+    return {
+      'platformID': platformID,
+      'apiAddr': apiAddr,
+      'wsAddr': wsAddr,
+      'dataDir': dataDir,
+      'objectStorage': objectStorage,
+      'logLevel': logLevel,
+      'isLogStandardOutput': isLogStandardOutput,
+      'logFilePath': logFilePath,
+    };
+  }
+}