Dockerfile

FROM python:3.9-slim

# ---------- system deps ----------
RUN apt-get update && apt-get install -y \
    wget unzip libvulkan1 vulkan-tools libgomp1 \
    && rm -rf /var/lib/apt/lists/*

# ---------- Real-ESRGAN ----------
WORKDIR /tmp

RUN wget https://github.com/xinntao/Real-ESRGAN-ncnn-vulkan/releases/download/v0.2.0/realesrgan-ncnn-vulkan-v0.2.0-ubuntu.zip \
    && unzip realesrgan-ncnn-vulkan-v0.2.0-ubuntu.zip \
    && mv realesrgan-ncnn-vulkan-v0.2.0-ubuntu /opt/realesrgan \
    && mv /opt/realesrgan/realesrgan-ncnn-vulkan /usr/local/bin/ \
    && chmod +x /usr/local/bin/realesrgan-ncnn-vulkan \
    && rm -rf /tmp/*

# ---------- non-root user ----------
RUN useradd -m -u 1000 user
USER user

# 👉 THIS IS THE MISSING PIECE
ENV PATH="/home/user/.local/bin:$PATH"

WORKDIR /app

COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

COPY . .


CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]