Update Dockerfile

Dockerfile

@@ -4,11 +4,13 @@ FROM python:3.10-slim
 # Set working directory
 WORKDIR /app
 
-# Install system dependencies (for PyPDF2 + requests)
+# Install system dependencies + certificates
 RUN apt-get update && apt-get install -y \
     build-essential \
     libpoppler-cpp-dev \
     pkg-config \
+    ca-certificates \
+    && update-ca-certificates \
     && rm -rf /var/lib/apt/lists/*
 
 # Copy requirements first (for caching layers)
@@ -20,8 +22,8 @@ RUN pip install --no-cache-dir -r requirements.txt
 # Copy project files
 COPY . .
 
-# Expose Hugging Face default port
+# Expose port
 EXPOSE 7860
 
-# Start Flask app
+# Run Flask app
 CMD ["python", "app.py"]