feat(app): 初始化家庭网络监控Flutter应用基本结构

- 添加Flutter项目基础文件与配置，包括.gitignore和analysis_options.yaml
- 配置Android相关文件及Gradle构建脚本支持
- 新增设备状态与网络状态数据模型及相关枚举
- 实现网络检测及网速测试服务
- 创建监控状态管理Provider，实现设备状态管理和自动刷新机制
- 编写主界面HomeScreen，包括设备列表、网速仪表盘及基础交互
- 添加资源文件支持应用图标和启动画面
- 配置项目元数据文件，支持Flutter迁移及版本控制
- 新增项目README，提供入门指引和相关资源链接

home_monitor/.metadata

@@ -0,0 +1,39 @@
+# This file tracks properties of this Flutter project.
+# Used by Flutter tool to assess capabilities and perform upgrades etc.
+#
+# This file should be version controlled and should not be manually edited.
+
+version:
+  revision: "66dd93f9a27ffe2a9bfc8297506ce066ff51265f"
+  channel: "stable"
+
+project_type: app
+
+# Tracks metadata for the flutter migrate command
+migration:
+  platforms:
+    - platform: root
+      create_revision: 66dd93f9a27ffe2a9bfc8297506ce066ff51265f
+      base_revision: 66dd93f9a27ffe2a9bfc8297506ce066ff51265f
+    - platform: android
+      create_revision: 66dd93f9a27ffe2a9bfc8297506ce066ff51265f
+      base_revision: 66dd93f9a27ffe2a9bfc8297506ce066ff51265f
+    - platform: linux
+      create_revision: 66dd93f9a27ffe2a9bfc8297506ce066ff51265f
+      base_revision: 66dd93f9a27ffe2a9bfc8297506ce066ff51265f
+    - platform: web
+      create_revision: 66dd93f9a27ffe2a9bfc8297506ce066ff51265f
+      base_revision: 66dd93f9a27ffe2a9bfc8297506ce066ff51265f
+    - platform: windows
+      create_revision: 66dd93f9a27ffe2a9bfc8297506ce066ff51265f
+      base_revision: 66dd93f9a27ffe2a9bfc8297506ce066ff51265f
+
+  # User provided section
+
+  # List of Local paths (relative to this file) that should be
+  # ignored by the migrate tool.
+  #
+  # Files that are not part of the templates will be ignored by default.
+  unmanaged_files:
+    - 'lib/main.dart'
+    - 'ios/Runner.xcodeproj/project.pbxproj'