Update Dockerfile

Dockerfile

@@ -1,31 +1,40 @@
-# Use an official lightweight Python image
-FROM python:3.9-slim
+# Base image
+FROM python:3.10-slim
 
-# Set environment variables to prevent Python from writing .pyc files and buffering stdout/stderr
-ENV PYTHONUNBUFFERED=1 \
-    PYTHONDONTWRITEBYTECODE=1
-
-# Set the working directory inside the container
+# Set working directory
 WORKDIR /app
 
-# Install system dependencies
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    build-essential \
-    curl \
-    && rm -rf /var/lib/apt/lists/*
-
-# Copy the requirements file and install Python dependencies
+# Install dependencies
 COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
+RUN pip install --upgrade pip && pip install -r requirements.txt
 
-# Copy the rest of the application code
+# Copy app source code
 COPY . .
 
-# Expose the port that Streamlit listens on
+# Make sure streamlit is executable
+RUN chmod +x /usr/local/bin/streamlit
+
+# Avoid writing to system root, Streamlit tries to save telemetry
+ENV STREAMLIT_HOME=/home/appuser
+ENV HOME=/home/appuser
+RUN mkdir -p $HOME/.streamlit
+
+# Write basic config to avoid permission error
+RUN echo "\
+[general]\n\
+email = \"\"\n\
+\n\
+[server]\n\
+headless = true\n\
+enableCORS = false\n\
+port = 8501\n\
+\n\
+[browser]\n\
+gatherUsageStats = false\n\
+" > $HOME/.streamlit/config.toml
+
+# Set default port
 EXPOSE 8501
 
-# Healthcheck to ensure the app is running
-HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health || exit 1
-
-# Run the Streamlit app
-CMD ["streamlit", "run", "app.py", "--server.port=8501", "--server.address=0.0.0.0"]
+# Start Streamlit
+CMD ["streamlit", "run", "app.py", "--server.address=0.0.0.0", "--server.port=8501"]