Introduce CompilerKind and refactor ere-dockerized (#221)

docker/Dockerfile.base

@@ -0,0 +1,65 @@
+ARG BASE_IMAGE=ubuntu:24.04
+ARG BASE_CUDA_IMAGE=nvidia/cuda:12.9.1-devel-ubuntu24.04
+
+# Whether to enable CUDA feature or not.
+ARG CUDA
+
+FROM $BASE_IMAGE AS base
+FROM $BASE_CUDA_IMAGE AS base_cuda
+FROM base${CUDA:+_cuda}
+
+# Free uid 1000 for later usage, see https://bugs.launchpad.net/cloud-images/+bug/2005129
+# for more details.
+RUN userdel -r ubuntu
+
+# Set DEBIAN_FRONTEND to noninteractive to avoid prompts during package
+# installation when building the image.
+ARG DEBIAN_FRONTEND=noninteractive
+
+# Install common dependencies and build tools
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    build-essential \
+    clang \
+    cmake \
+    pkg-config \
+    curl \
+    wget \
+    git \
+    jq \
+    tar \
+    unzip \
+    ca-certificates \
+    openssl \
+    libssl-dev \
+    protobuf-compiler \
+    && apt-get clean && rm -rf /var/lib/apt/lists/*
+
+# Install rustup.
+# RUST_VERSION can be 1.88.0, stable, nightly, etc
+ARG RUST_VERSION=1.88.0
+
+ENV RUSTUP_HOME=/usr/local/rustup \
+    CARGO_HOME=/usr/local/cargo \
+    PATH=/usr/local/cargo/bin:$PATH
+
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain ${RUST_VERSION} --no-modify-path
+
+# Add a non-root user for subsequent stages or use in derived images
+# This is generally best practice.
+ARG USERNAME=ere_user
+ARG USER_UID=1000
+ARG USER_GID=${USER_UID}
+RUN groupadd --gid ${USER_GID} ${USERNAME} && \
+    useradd --uid ${USER_UID} --gid ${USER_GID} --shell /bin/bash --create-home ${USERNAME}
+
+# Set a default working directory (optional, can be overridden)
+WORKDIR /app
+
+# TODO: Default to the non-root user?
+# USER ${USERNAME}
+
+# Verify Rust installation went well
+RUN rustc --version
+RUN cargo --version
+
+CMD ["/bin/bash"]