Dockerfile

# Use the official Python 3.11.9 image
FROM python:3.11.9

# Set up a new user named "user" with user ID 1000
RUN useradd -m -u 1000 user

# Set the home to the user's home directory and add user's local bin to PATH
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

# Switch to the "user" user
USER user

# Create the app directory
WORKDIR $HOME/app

# Copy the application code and the requirements.txt file
COPY --chown=user . $HOME/app

# Download VOICEVOX Nemo Core from latest Release
RUN curl -sSfL https://github.com/VOICEVOX/voicevox_nemo_core/releases/latest/download/download-linux-x64 --output download

# Give execution permissions
RUN chmod +x ./download

# Install VOICEVOX Nemo Core
RUN ./download --output voicevox_nemo_core

# Clone VOICEVOX Nemo Engine from Git Repository
RUN git clone https://github.com/VOICEVOX/voicevox_nemo_engine.git voicevox_nemo_engine

# ---------- Important! https://github.com/VOICEVOX/voicevox_engine/issues/1568 (Related) ---------- 

# Install requirements.txt
RUN pip install --requirement voicevox_nemo_engine/requirements.txt

# Start the FastAPI app on port 7860, the default port expected by Spaces
CMD ["python", "voicevox_nemo_engine/run.py", "--voicelib_dir", "voicevox_nemo_core", "--host", "0.0.0.0", "--port", "7860", "--cors_policy_mode", "all"]