fix: move generated files to a separate directory

Dockerfile

@@ -1,9 +1,11 @@
 # Use an official Python runtime as a parent image
-FROM python:3.9-slim
+FROM python:3.12-slim
 
 # Set the working directory in the container
 WORKDIR /app
 
+RUN mkdir /output
+
 # Copy the dependencies file to the working directory
 COPY requirements.txt .
 

main.py

@@ -8,8 +8,8 @@ from datetime import datetime
 # --- Configuration ---
 HA_URL = os.environ.get("HA_URL")
 HA_TOKEN = os.environ.get("HA_TOKEN")
-DATA_FILE = "sensor_data.json"
-HTML_FILE = "index.html"
+DATA_FILE = "/output/sensor_data.json"
+HTML_FILE = "/output/index.html"
 TEMPLATE_DIR = "templates"
 
 # --- Error Handling ---