Dockerfile

# FORCE Python 3.10
FROM python:3.10

# Set the working directory
WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y git ffmpeg

# Copy all files
COPY . .

# Upgrade pip
RUN pip install --no-cache-dir --upgrade pip setuptools wheel

# Install Python requirements
RUN pip install --no-cache-dir -r requirements.txt

# --- FIXES ---

# 1. Fix the "torchvision" error
RUN sed -i 's/from torchvision.transforms.functional_tensor import rgb_to_grayscale/from torchvision.transforms.functional import rgb_to_grayscale/g' /usr/local/lib/python3.10/site-packages/basicsr/data/degradations.py

# 2. Downgrade Gradio (Required for SadTalker)
RUN pip install "gradio==3.48.0"

# --- CONFIGURATION (The New Part) ---

# Force Gradio to listen on 0.0.0.0 (Public) without editing app.py
ENV GRADIO_SERVER_NAME="0.0.0.0"

# Force Gradio to use the standard Hugging Face port
ENV GRADIO_SERVER_PORT="7860"

# Start the app with "-u" (Unbuffered).
# This forces Python to print logs IMMEDIATELY so you don't get a blank screen.
CMD ["python", "-u", "app.py"]