Update Dockerfile

Dockerfile

@@ -1,38 +1,32 @@
-# Use a lightweight Python base image
-FROM python:3.9-slim
-
-# Optionally allow overriding port at build time
-ARG PORT=7860
-ENV PORT=${PORT}
+FROM python:3.13.5-slim
 
 WORKDIR /app
 
-# Install system dependencies needed by many ML/AI and media libraries
+# Install OS-level dependencies if your app needs them (e.g. building wheels, git, curl)
 RUN apt-get update && apt-get install -y \
-    ffmpeg \
-    libgl1 \
-    libglib2.0-0 \
-    libsm6 \
-    libxrender1 \
-    libxext6 \
+    build-essential \
+    curl \
+    git \
     && rm -rf /var/lib/apt/lists/*
 
-# Copy dependency files first to leverage Docker cache
-COPY requirements.txt .
-COPY packages.txt .
+# Copy dependency spec and source code
+COPY requirements.txt ./
+COPY src/ ./src/
 
 # Install Python dependencies
-RUN pip install --no-cache-dir -r requirements.txt
+RUN pip3 install --no-cache-dir -r requirements.txt
 
-# Copy application code
-COPY . .
+# (Optional) Set environment variables useful in HF Spaces / container environment
+# Avoid Streamlit trying to write to root directories it might not have permission to.
+ENV STREAMLIT_HOME=/tmp/.streamlit
+ENV STREAMLIT_BROWSER_GATHER_USAGE_STATS=false
 
-# Ensure your app uses the PORT environment variable
-EXPOSE ${PORT}
+# Expose the port used by Streamlit in HF (8501)
+EXPOSE 8501
 
-# Healthcheck (adjust the path if your app uses a different one)
-HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
-    CMD curl -f http://localhost:${PORT}/_stcore/health || exit 1
+# Healthcheck: test whether Streamlit's health endpoint is alive
+# But note: there are known issues with Streamlit health endpoint in some environments. :contentReference[oaicite:2]{index=2}
+HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health
 
-# Run the application — make sure your app or command respects $PORT
-CMD ["streamlit", "run", "app.py", "--server.port=${PORT}", "--server.address=0.0.0.0"]
+# Launch Streamlit app; bind to 0.0.0.0 so external connections work
+ENTRYPOINT ["streamlit", "run", "src/streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]