Update Dockerfile

Dockerfile

@@ -1,3 +1,4 @@
+# Use a slim Python 3.9 base image
 FROM python:3.9-slim-buster
 
 # Set environment variables
@@ -7,21 +8,30 @@ ENV PYTHONDONTWRITEBYTECODE=1 \
     HUGGINGFACE_HUB_DISABLE_XET=1 \
     PIP_NO_CACHE_DIR=1
 
+# Set working directory
 WORKDIR /app
 
 # Install system dependencies
 RUN apt-get update && apt-get install -y --no-install-recommends \
     build-essential \
+    gcc \
+    g++ \
     && rm -rf /var/lib/apt/lists/*
 
+# Upgrade pip to the latest version
+RUN pip install --upgrade pip
+
 # Copy requirements first for better caching
 COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
+
+# Install dependencies from requirements.txt
+# Split installation to isolate torch with custom index URL if needed
+RUN pip install --no-cache-dir -r requirements.txt || { echo "Failed to install requirements"; exit 1; }
 
 # Create necessary directories
 RUN mkdir -p /app/data
 
-# Copy all files
+# Copy all project files
 COPY . .
 
 # Create non-root user and set permissions
@@ -29,7 +39,8 @@ RUN useradd -m myuser && \
     chown -R myuser:myuser /app
 USER myuser
 
+# Expose port for Gunicorn
 EXPOSE 8000
 
-# Start with fewer workers to reduce memory usage
+# Start Gunicorn with a single worker to reduce memory usage
 CMD ["gunicorn", "--bind", "0.0.0.0:8000", "--workers", "1", "--timeout", "120", "app:app"]