added bloc for create community

lib/pages/spaces_management/all_spaces/model/connection_model.dart

@@ -0,0 +1,25 @@
+import 'package:syncrow_web/pages/spaces_management/all_spaces/model/space_model.dart';
+
+class Connection {
+  final SpaceModel startSpace;
+  final SpaceModel endSpace;
+  final String direction;
+
+  Connection({required this.startSpace, required this.endSpace, required this.direction});
+
+  Map<String, dynamic> toMap() {
+    return {
+      'startUuid': startSpace.uuid ?? 'unsaved-start-space-${startSpace.name}', // Fallback for unsaved spaces
+      'endUuid': endSpace.uuid ?? 'unsaved-end-space-${endSpace.name}', // Fallback for unsaved spaces
+      'direction': direction,
+    };
+  }
+
+  static Connection fromMap(Map<String, dynamic> map, Map<String, SpaceModel> spaces) {
+    return Connection(
+      startSpace: spaces[map['startUuid']]!,
+      endSpace: spaces[map['endUuid']]!,
+      direction: map['direction'],
+    );
+  }
+}