| # Use official Python runtime as base image | |
| FROM python:3.9-slim | |
| # Set working directory in container | |
| WORKDIR /app | |
| # Set environment variables | |
| ENV PYTHONUNBUFFERED=1 | |
| ENV PYTHONDONTWRITEBYTECODE=1 | |
| ENV FASTAPI_SERVER_NAME=0.0.0.0 | |
| ENV FASTAPI_SERVER_PORT=7860 | |
| # Install build dependencies for some Python packages (like uvicorn, fastapi) | |
| # and for the signal handling | |
| RUN apt-get update && apt-get install -y \ | |
| gcc \ | |
| g++ \ | |
| && rm -rf /var/lib/apt/lists/* | |
| # Copy requirements.txt and install Python dependencies | |
| COPY requirements.txt . | |
| RUN pip install --no-cache-dir --upgrade pip && \ | |
| pip install --no-cache-dir -r requirements.txt | |
| # --- Diagnostic step: List contents of /app before copying index.html --- | |
| # This command will output the contents of the /app directory in the build logs. | |
| # It can help diagnose if an unexpected 'file' is already present. | |
| RUN echo "Contents of /app before copying index.html:" | |
| RUN ls -la /app | |
| # --- End Diagnostic step --- | |
| # Copy the application files | |
| COPY app.py . | |
| # Explicitly copy index.html to /app/index.html to avoid any ambiguity with '.' | |
| # This is the primary change to address "cannot copy to non-directory: .../app/file" | |
| COPY index.html /app/index.html | |
| # Create a non-root user for security | |
| RUN useradd --create-home --shell /bin/bash app && \ | |
| chown -R app:app /app | |
| USER app | |
| # Expose the port FastAPI will run on | |
| EXPOSE 7860 | |
| # Command to run the FastAPI application using Uvicorn | |
| CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"] | |