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FROM python:3.10-slim
# Allow custom Hugging Face model architectures (required for rt_detr_v2)
ENV HF_TRUST_REMOTE_CODE=1
WORKDIR /code
# Install system dependencies (including libpango for manim)
# --- Added for Manim's MathTex/Tex support: a LaTeX distribution + dvisvgm.
#     This is the ONLY thing added to this file. cairo/pango/ffmpeg were
#     already here and are why everything except LaTeX-based rendering works.
#     Package list matches Manim's own documented Debian/Ubuntu requirements:
#     https://docs.manim.community/en/stable/installation/linux.html
RUN apt-get update && apt-get install -y \
    build-essential \
    espeak-ng \
    libsndfile1 \
    pkg-config \
    libcairo2-dev \
    libpango1.0-dev \
    ffmpeg \
    texlive \
    texlive-latex-extra \
    texlive-fonts-extra \
    texlive-latex-recommended \
    texlive-science \
    tipa \
    && rm -rf /var/lib/apt/lists/*
COPY ./requirements.txt /code/requirements.txt
# Upgrade pip, setuptools, wheel
RUN pip install --no-cache-dir --upgrade pip setuptools wheel
# Install all Python packages (CUDA PyTorch via extra index)
# Changed index from cpu to cu124 for GPU support on T4
RUN pip install --no-cache-dir \
    --extra-index-url https://download.pytorch.org/whl/cu124 \
    -r /code/requirements.txt
# Ensure transformers is exactly the version we need (overrides any downgrade)
RUN pip install --no-cache-dir --force-reinstall transformers==5.13.1
# Verify transformers version
RUN python -c "import transformers; print('Transformers version:', transformers.__version__)"
# Clear any cached Hugging Face models (ensures clean download at runtime)
RUN rm -rf /root/.cache/huggingface/hub /home/user/.cache/huggingface/hub
# Pre‑download Kokoro TTS model (public, no token needed)
RUN python -c "from kokoro import KPipeline; KPipeline(lang_code='b')"
# Create a non‑root user
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH
WORKDIR $HOME/app
COPY --chown=user . $HOME/app
# Start the server
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]

	FROM python:3.10-slim
	# Allow custom Hugging Face model architectures (required for rt_detr_v2)
	ENV HF_TRUST_REMOTE_CODE=1
	WORKDIR /code
	# Install system dependencies (including libpango for manim)
	# --- Added for Manim's MathTex/Tex support: a LaTeX distribution + dvisvgm.
	# This is the ONLY thing added to this file. cairo/pango/ffmpeg were
	# already here and are why everything except LaTeX-based rendering works.
	# Package list matches Manim's own documented Debian/Ubuntu requirements:
	# https://docs.manim.community/en/stable/installation/linux.html
	RUN apt-get update && apt-get install -y \
	build-essential \
	espeak-ng \
	libsndfile1 \
	pkg-config \
	libcairo2-dev \
	libpango1.0-dev \
	ffmpeg \
	texlive \
	texlive-latex-extra \
	texlive-fonts-extra \
	texlive-latex-recommended \
	texlive-science \
	tipa \
	&& rm -rf /var/lib/apt/lists/*
	COPY ./requirements.txt /code/requirements.txt
	# Upgrade pip, setuptools, wheel
	RUN pip install --no-cache-dir --upgrade pip setuptools wheel
	# Install all Python packages (CUDA PyTorch via extra index)
	# Changed index from cpu to cu124 for GPU support on T4
	RUN pip install --no-cache-dir \
	--extra-index-url https://download.pytorch.org/whl/cu124 \
	-r /code/requirements.txt
	# Ensure transformers is exactly the version we need (overrides any downgrade)
	RUN pip install --no-cache-dir --force-reinstall transformers==5.13.1
	# Verify transformers version
	RUN python -c "import transformers; print('Transformers version:', transformers.__version__)"
	# Clear any cached Hugging Face models (ensures clean download at runtime)
	RUN rm -rf /root/.cache/huggingface/hub /home/user/.cache/huggingface/hub
	# Pre‑download Kokoro TTS model (public, no token needed)
	RUN python -c "from kokoro import KPipeline; KPipeline(lang_code='b')"
	# Create a non‑root user
	RUN useradd -m -u 1000 user
	USER user
	ENV HOME=/home/user \
	PATH=/home/user/.local/bin:$PATH
	WORKDIR $HOME/app
	COPY --chown=user . $HOME/app
	# Start the server
	CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]