FROM python:3.9-slim

WORKDIR /app

COPY requirements.txt .

# Install dependencies with explicit ordering to handle dependency issues
RUN pip install --no-cache-dir werkzeug==2.0.1
RUN pip install --no-cache-dir -r requirements.txt

# Copy application files after dependencies are installed
COPY . .

# Create temp directory for file uploads with proper permissions
RUN mkdir -p temp && chmod 777 temp

# Set proper file permissions
RUN chmod -R 755 /app && \
    chmod -R 777 /app/temp

EXPOSE 7860

CMD ["python", "app.py"]