feat: Add Nanaxe server with Docker, GitHub Actions CI/CD, and auto-deployment

- Add complete server infrastructure with Gitea, API, PostgreSQL
- Implement Obsidian-compatible markdown mindmap converter
- Add Flutter service for server synchronization
- Configure GitHub Actions for automated build and deploy
- Add production docker-compose with health checks
- Include VPS setup and deployment scripts
- Add comprehensive deployment documentation

lib/models/alarm_model.dart

@@ -35,8 +35,12 @@ class AlarmModel {
 
   factory AlarmModel.fromFirestore(DocumentSnapshot doc) {
     final data = doc.data() as Map<String, dynamic>;
+    return AlarmModel.fromMap(doc.id, data);
+  }
+
+  factory AlarmModel.fromMap(String id, Map<String, dynamic> data) {
     return AlarmModel(
-      id: doc.id,
+      id: id,
       title: data['title'] ?? '',
       taskId: data['taskId'],
       eventId: data['eventId'],
@@ -107,10 +111,10 @@ class AlarmModel {
 
   DateTime get nextOccurrence {
     if (!isRepeating) return dateTime;
-    
+
     final now = DateTime.now();
     if (dateTime.isAfter(now)) return dateTime;
-    
+
     switch (repeatPattern) {
       case 'daily':
         return dateTime.add(const Duration(days: 1));
@@ -124,7 +128,8 @@ class AlarmModel {
         while (!repeatDays.contains(next.weekday)) {
           next = next.add(const Duration(days: 1));
         }
-        return DateTime(next.year, next.month, next.day, dateTime.hour, dateTime.minute);
+        return DateTime(
+            next.year, next.month, next.day, dateTime.hour, dateTime.minute);
       default:
         return dateTime;
     }

lib/models/calendar_event_model.dart

@@ -43,8 +43,12 @@ class CalendarEventModel {
 
   factory CalendarEventModel.fromFirestore(DocumentSnapshot doc) {
     final data = doc.data() as Map<String, dynamic>;
+    return CalendarEventModel.fromMap(doc.id, data);
+  }
+
+  factory CalendarEventModel.fromMap(String id, Map<String, dynamic> data) {
     return CalendarEventModel(
-      id: doc.id,
+      id: id,
       title: data['title'] ?? '',
       description: data['description'],
       location: data['location'] ?? '',

lib/models/mind_map_model.dart

@@ -35,8 +35,12 @@ class MindMapNode {
 
   factory MindMapNode.fromFirestore(DocumentSnapshot doc) {
     final data = doc.data() as Map<String, dynamic>;
+    return MindMapNode.fromMap(doc.id, data);
+  }
+
+  factory MindMapNode.fromMap(String id, Map<String, dynamic> data) {
     return MindMapNode(
-      id: doc.id,
+      id: id,
       projectId: data['projectId'] ?? '',
       parentId: data['parentId'],
       level: data['level'] ?? 0,

lib/models/mindmap_model.dart

@@ -0,0 +1,88 @@
+import 'package:cloud_firestore/cloud_firestore.dart';
+
+class MindMapModel {
+  final String id;
+  final String title;
+  final String description;
+  final String ownerEmail;
+  final bool isMain; // Основные карты (админские) vs Личные
+  final List<Map<String, dynamic>> nodes;
+  final Map<String, dynamic> settings;
+  final DateTime createdAt;
+  final DateTime updatedAt;
+
+  MindMapModel({
+    required this.id,
+    required this.title,
+    this.description = '',
+    required this.ownerEmail,
+    this.isMain = false,
+    this.nodes = const [],
+    this.settings = const {},
+    required this.createdAt,
+    required this.updatedAt,
+  });
+
+  factory MindMapModel.fromFirestore(DocumentSnapshot doc) {
+    final data = doc.data() as Map<String, dynamic>;
+    return MindMapModel.fromMap(doc.id, data);
+  }
+
+  factory MindMapModel.fromMap(String id, Map<String, dynamic> data) {
+    return MindMapModel(
+      id: id,
+      title: data['title'] ?? '',
+      description: data['description'] ?? '',
+      ownerEmail: data['ownerEmail'] ?? '',
+      isMain: data['isMain'] ?? false,
+      nodes: List<Map<String, dynamic>>.from(data['nodes'] ?? []),
+      settings: data['settings'] ?? {},
+      createdAt: (data['createdAt'] as Timestamp).toDate(),
+      updatedAt: (data['updatedAt'] as Timestamp).toDate(),
+    );
+  }
+
+  Map<String, dynamic> toFirestore() {
+    return {
+      'title': title,
+      'description': description,
+      'ownerEmail': ownerEmail,
+      'isMain': isMain,
+      'nodes': nodes,
+      'settings': settings,
+      'createdAt': Timestamp.fromDate(createdAt),
+      'updatedAt': Timestamp.fromDate(updatedAt),
+    };
+  }
+
+  MindMapModel copyWith({
+    String? id,
+    String? title,
+    String? description,
+    String? ownerEmail,
+    bool? isMain,
+    List<Map<String, dynamic>>? nodes,
+    Map<String, dynamic>? settings,
+    DateTime? createdAt,
+    DateTime? updatedAt,
+  }) {
+    return MindMapModel(
+      id: id ?? this.id,
+      title: title ?? this.title,
+      description: description ?? this.description,
+      ownerEmail: ownerEmail ?? this.ownerEmail,
+      isMain: isMain ?? this.isMain,
+      nodes: nodes ?? this.nodes,
+      settings: settings ?? this.settings,
+      createdAt: createdAt ?? this.createdAt,
+      updatedAt: updatedAt ?? this.updatedAt,
+    );
+  }
+
+  int get nodeCount => nodes.length;
+  int get maxLevel {
+    if (nodes.isEmpty) return 0;
+    return nodes.fold(
+        0, (max, node) => max > (node['level'] ?? 0) ? max : (node['level'] ?? 0));
+  }
+}

lib/models/project_model.dart

@@ -34,24 +34,33 @@ class ProjectModel {
   });
 
   factory ProjectModel.fromFirestore(DocumentSnapshot doc) {
-    final data = doc.data() as Map<String, dynamic>;
+    final data = doc.data();
+    if (data == null) {
+      throw Exception('Document data is null');
+    }
+
+    final mapData = data is Map<String, dynamic>
+        ? data
+        : (data as Map<dynamic, dynamic>)
+            .map((k, v) => MapEntry(k.toString(), v));
+
     return ProjectModel(
       id: doc.id,
-      name: data['name'] ?? '',
-      description: data['description'] ?? '',
-      teamId: data['teamId'] ?? '',
-      ownerId: data['ownerId'] ?? '',
-      memberIds: List<String>.from(data['memberIds'] ?? []),
-      status: data['status'] ?? 'active',
-      startDate: (data['startDate'] as Timestamp).toDate(),
-      endDate: data['endDate'] != null 
-          ? (data['endDate'] as Timestamp).toDate() 
+      name: mapData['name'] ?? '',
+      description: mapData['description'] ?? '',
+      teamId: mapData['teamId'] ?? '',
+      ownerId: mapData['ownerId'] ?? '',
+      memberIds: List<String>.from(mapData['memberIds'] ?? []),
+      status: mapData['status'] ?? 'active',
+      startDate: (mapData['startDate'] as Timestamp).toDate(),
+      endDate: mapData['endDate'] != null
+          ? (mapData['endDate'] as Timestamp).toDate()
           : null,
-      color: data['color'] ?? '#1976D2',
-      icon: data['icon'] ?? 'project',
-      settings: data['settings'] ?? {},
-      createdAt: (data['createdAt'] as Timestamp).toDate(),
-      updatedAt: (data['updatedAt'] as Timestamp).toDate(),
+      color: mapData['color'] ?? '#1976D2',
+      icon: mapData['icon'] ?? 'project',
+      settings: mapData['settings'] ?? {},
+      createdAt: (mapData['createdAt'] as Timestamp).toDate(),
+      updatedAt: (mapData['updatedAt'] as Timestamp).toDate(),
     );
   }