```

feat(stt): 新增豆包语音识别集成

- 实现完整的 Doubao STT 组件，支持中文语音识别
- 提供 UI 配置界面，无需手动编辑配置文件
- 支持实时流式识别和自动标点符号添加
- 集成自动设备注册和凭据管理功能
- 添加 HACS 和 hassfest 验证工作流
- 配置 .gitignore 和 Apache 2.0 许可证文件
- 完善 README 文档和故障排除指南
```

.github/workflows/validate.yml

@@ -0,0 +1,29 @@
+name: "Validation And Formatting"
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+  schedule:
+    - cron: '0 0 * * *'
+jobs:
+  hacs:
+    runs-on: "ubuntu-latest"
+    name: HACS
+    steps:
+      - name: Check out the repository
+        uses: "actions/checkout@v3"
+
+      - name: HACS validation
+        uses: "hacs/action@main"
+        with:
+          category: "integration"
+
+  hassfest:
+    runs-on: "ubuntu-latest"
+    name: Hassfest
+    steps:
+      - name: Check out the repository
+        uses: "actions/checkout@v3"
+
+      - name: Hassfest validation
+        uses: "home-assistant/actions/hassfest@master"