backend/Dockerfile

FROM python:3.9-slim

# Set the working directory in the container
WORKDIR /app

# Copy the requirements file and install dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy the rest of the backend application code
COPY . .

# Expose the port the app runs on
EXPOSE 8000

# Command to run the application
# We use app_v2:app because your main FastAPI instance is in the app_v2.py file.
# --host 0.0.0.0 makes the app accessible from outside the container.
CMD ["uvicorn", "app_v2:app", "--host", "0.0.0.0", "--port", "8000"]