# Stage 1: Build Ollama with Vulkan support
FROM ubuntu:24.04 AS builder

ENV DEBIAN_FRONTEND=noninteractive

RUN apt-get update && apt-get install -y \
    build-essential \
    cmake \
    git \
    curl \
    golang-go \
    libvulkan-dev \
    vulkan-tools \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app
RUN git clone --recursive https://github.com/ollama/ollama.git .

# Configure CMake explicitly for Vulkan backend compilation
RUN cmake -B build . -DOLLAMA_LLAMA_BACKENDS="vulkan"
RUN cmake --build build --parallel $(nproc)

# Build the final Go binary
RUN go build -o ollama .

# Stage 2: Minimal Runtime Image
FROM ubuntu:24.04

ENV DEBIAN_FRONTEND=noninteractive

RUN apt-get update && apt-get install -y \
    libvulkan1 \
    mesa-vulkan-drivers \
    vulkan-tools \
    ca-certificates \
    && rm -rf /var/lib/apt/lists/*

# Copy the compiled binary and backend libraries from builder stage
COPY --from=builder /app/ollama /usr/local/bin/ollama
COPY --from=builder /app/build/lib/ollama /usr/local/lib/ollama

EXPOSE 11434
ENV OLLAMA_HOST=0.0.0.0:11434
ENV OLLAMA_MODELS=/root/.ollama/models

ENTRYPOINT ["ollama", "serve"]