Major rewrite

.devcontainer/linux/Dockerfile

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+# @copyright Copyright (c) contributors to Project Ocre,
+# which has been established as Project Ocre a Series of LF Projects, LLC
+#
+# SPDX-License-Identifier: Apache-2.0
+
+FROM ubuntu:24.04 AS ocre-ci
+
+ARG USERNAME=ocre-dev
+ARG USER_UID=1000
+ARG USER_GID=$USER_UID
+
+ARG NODE_MAJOR=20
+ARG WASI_SDK_VERSION=29
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates \
+    curl \
+    gcc \
+    git \
+    gpg \
+    make \
+    build-essential \
+    cmake \
+    cppcheck \
+    clang \
+    clang-format \
+    clang-tools \
+    libclang-rt-dev \
+    llvm \
+    net-tools \
+    sudo \
+    jq \
+    && curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg && \
+    echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_$NODE_MAJOR.x nodistro main" | tee /etc/apt/sources.list.d/nodesource.list && \
+    apt-get update && apt-get install -y --no-install-recommends \
+    nodejs \
+    && apt-get clean -y\
+    && update-alternatives --install /usr/bin/python python /usr/bin/python3 50
+
+# Install wasi-sdk
+RUN mkdir /opt/wasi-sdk && \
+    curl -sSL https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-$WASI_SDK_VERSION/wasi-sdk-$WASI_SDK_VERSION.0-$(uname -m | sed s/aarch64/arm64/)-linux.tar.gz | \
+        tar zxvf - --strip-components=1 -C /opt/wasi-sdk
+
+FROM ocre-ci AS ocre-dev
+
+# Accomodate the user for devcontainer
+RUN (userdel -r $USERNAME ; userdel -r `id -nu $USER_UID` ; groupdel `id -ng $USER_GID`) || true \
+    && groupadd --gid $USER_GID $USERNAME \
+    && useradd --uid $USER_UID --gid $USER_GID -m $USERNAME -s /bin/bash \
+    && echo $USERNAME ALL=\(root\) NOPASSWD:ALL > /etc/sudoers.d/$USERNAME \
+    && chmod 0440 /etc/sudoers.d/$USERNAME
+
+USER $USERNAME
+
+WORKDIR /home/$USERNAME

.devcontainer/linux/devcontainer.json

@@ -0,0 +1,11 @@
+{
+  "build": {
+    "dockerfile": "Dockerfile",
+    "args": {
+      "USERNAME": "${localEnv:USER}",
+      "USER_UID": "${localEnv:REMOTE_UID:1000}",
+      "USER_GID": "${localEnv:REMOTE_GID:1000}"
+    }
+  },
+  "remoteUser": "${localEnv:USER}"
+}

.devcontainer/zephyr/Dockerfile

@@ -0,0 +1,100 @@
+# @copyright Copyright (c) contributors to Project Ocre,
+# which has been established as Project Ocre a Series of LF Projects, LLC
+#
+# SPDX-License-Identifier: Apache-2.0
+
+FROM ubuntu:24.04 AS base
+
+ARG USERNAME=ocre-dev
+ARG USER_UID=1000
+ARG USER_GID=$USER_UID
+
+ARG NODE_MAJOR=20
+ARG WASI_SDK_VERSION=29
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    build-essential \
+    ca-certificates \
+    ccache \
+    clang \
+    clang-format \
+    clang-tools \
+    cmake \
+    cppcheck \
+    curl \
+    device-tree-compiler \
+    dfu-util \
+    file \
+    gcc \
+    git \
+    gperf \
+    gpg \
+    jq \
+    libmagic1 \
+    libsdl2-dev \
+    llvm \
+    make \
+    net-tools \
+    ninja-build \
+    python3-dev \
+    python3-venv \
+    python3-tk \
+    sudo \
+    wget \
+    xz-utils \
+    && curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg && \
+    echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_$NODE_MAJOR.x nodistro main" | tee /etc/apt/sources.list.d/nodesource.list && \
+    apt-get update && apt-get install -y --no-install-recommends \
+    nodejs \
+    && apt-get clean -y\
+    && update-alternatives --install /usr/bin/python python /usr/bin/python3 50
+
+# Install wasi-sdk
+RUN mkdir /opt/wasi-sdk && \
+    curl -sSL https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-$WASI_SDK_VERSION/wasi-sdk-$WASI_SDK_VERSION.0-$(uname -m | sed s/aarch64/arm64/)-linux.tar.gz | \
+        tar zxvf - --strip-components=1 -C /opt/wasi-sdk
+
+RUN python -m venv /opt/zephyr-venv && \
+    . /opt/zephyr-venv/bin/activate && \
+    pip install \
+        west \
+        littlefs-python
+
+# Install the SDK on a separate stage to avoid layer cluttering
+
+FROM base AS zephyr-sdk
+
+RUN mkdir -p /tmp/zephyrproject/ocre-runtime
+
+COPY west.yml /tmp/zephyrproject/ocre-runtime/west.yml
+
+RUN . /opt/zephyr-venv/bin/activate && \
+    cd /tmp/zephyrproject && \
+    west init -l ocre-runtime && \
+    west update -n zephyr && \
+    west packages pip --install && \
+    west sdk install --install-base /opt -t \
+        x86_64-zephyr-elf \
+        aarch64-zephyr-elf \
+        arm-zephyr-eabi
+
+FROM base AS ocre-ci
+
+COPY --from=zephyr-sdk /opt/. /opt
+
+RUN printf "\n%s\n" '. /opt/zephyr-venv/bin/activate' >> /etc/skel/.bashrc
+
+FROM ocre-ci AS ocre-dev
+
+# Accomodate the user for devcontainer
+RUN (userdel -r $USERNAME ; userdel -r `id -nu $USER_UID` ; groupdel `id -ng $USER_GID`) || true \
+    && groupadd --gid $USER_GID $USERNAME \
+    && useradd --uid $USER_UID --gid $USER_GID -m $USERNAME -s /bin/bash \
+    && echo $USERNAME ALL=\(root\) NOPASSWD:ALL > /etc/sudoers.d/$USERNAME \
+    && chmod 0440 /etc/sudoers.d/$USERNAME
+
+USER $USERNAME
+
+WORKDIR /home/$USERNAME

.devcontainer/zephyr/devcontainer.json

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+{
+  "build": {
+    "dockerfile": "Dockerfile",
+    "context": "../..",
+    "args": {
+      "USERNAME": "${localEnv:USER}",
+      "USER_UID": "${localEnv:REMOTE_UID:1000}",
+      "USER_GID": "${localEnv:REMOTE_GID:1000}"
+    }
+  },
+  "remoteUser": "${localEnv:USER}",
+  "postCreateCommand": "sudo chown ${localEnv:USER} .."
+
+}