FROM alpine:latest

# Install toolchain
RUN apk update && \
    apk upgrade && \
    apk add git \
            python3 \
            py3-pip \
            cmake \
            build-base \
            gcc-arm-none-eabi \
            g++-arm-none-eabi \
            ninja

# Raspberry Pi Pico SDK
ARG SDK_PATH=/root/.pico-sdk/sdk/1.5.1
RUN git clone --depth 1 --branch 1.5.1 https://github.com/raspberrypi/pico-sdk $SDK_PATH && \
    cd $SDK_PATH && \
    git submodule update --init

ENV PICO_SDK_PATH=$SDK_PATH