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# ESP32 温度图表 Web 应用程序
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这个基于 Flask 的 Web 应用程序用于显示通过 MQTT 从 ESP32 设备发送的温度数据。它包括一个用于可视化温度图表的 Web 界面和一个获取温度数据的 API。
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### 系统要求
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- Python 3.8 或更高版本
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- 虚拟环境工具（如 `virtualenv` 或 `conda`）
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- MQTT 代理凭证
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### 本地设置
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1. **克隆仓库：**
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```
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git clone [仓库 URL]
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cd [仓库名称]
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```
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2. **创建虚拟环境：**
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```
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python -m venv venv
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source venv/bin/activate # Windows 上: venv\Scripts\activate
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```
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3. **安装依赖：**
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```
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pip install -r requirements.txt
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```
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4. **在 `app.py` 中配置 MQTT 设置：**
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修改 `app.py` 中的 MQTT 配置设置：
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- `MQTT_BROKER_URL`
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- `MQTT_BROKER_PORT`
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- `MQTT_USERNAME`
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- `MQTT_PASSWORD`
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- `MQTT_CLIENT_ID`
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5. **运行应用程序：**
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```
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python app.py
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```
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在 `http://localhost:8080` 访问 Web 界面。
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### 部署到 Fly.io
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1. **安装 Fly.io CLI：**
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按照 [Fly.io 文档](https://fly.io/docs/getting-started/installing-flyctl/) 中的说明进行操作。
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2. **登录 Fly.io：**
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```
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flyctl auth login
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```
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3. **初始化 Fly.io 应用：**
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```
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flyctl launch
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```
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4. **部署应用程序：**
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```
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flyctl deploy
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```
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5. **验证部署：**
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```
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flyctl status
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```
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访问 Fly.io 提供的 URL 以访问您的应用程序。
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