Dockerfile

FROM python:3.12-alpine

ENV UV_COMPILE_BYTECODE=1 \
    UV_NO_CACHE=1 \
    UV_SYSTEM_PYTHON=1 \
    UV_FROZEN=1 \
    PATH="/root/.local/bin:$PATH" \
    GRADIO_SERVER_PORT=8080 \
    GRADIO_SERVER_NAME=0.0.0.0

# skipcq: DOK-DL3008
RUN addgroup vocalizr && \
    adduser -D -G vocalizr vocalizr 

COPY --from=ghcr.io/astral-sh/uv:latest /uv /uvx /bin/

RUN uv tool install --quiet huggingface-hub[cli] && \
    huggingface-cli download --quiet hexgrad/Kokoro-82M && \
    uv tool uninstall --quiet huggingface-hub

WORKDIR /home/vocalizr/app

RUN --mount=type=bind,source=uv.lock,target=uv.lock \
    --mount=type=bind,source=pyproject.toml,target=pyproject.toml \
    --mount=type=bind,source=.python-version,target=.python-version \
    --mount=type=bind,source=README.md,target=README.md \
    --mount=type=bind,source=src,target=/home/vocalizr/app/src \
    apk update && \
    apk add --no-cache build-base python3-dev linux-headers espeak-ng-dev && \
    apk add --no-cache espeak-ng ffmpeg && \
    uv export --no-hashes --no-editable --no-dev --quiet -o requirements.txt && \
    uv pip install --system -r requirements.txt && \
    rm -rf /var/cache/apk/*

RUN chown -R vocalizr:vocalizr /home/vocalizr/app

COPY --chown=vocalizr:vocalizr . /home/vocalizr/app

USER vocalizr

EXPOSE ${GRADIO_SERVER_PORT}

CMD ["python", "src/vocalizr"]