feat: add loong64 devtoolset image (#23)

.github/workflows/build.yml

@@ -23,12 +23,17 @@ jobs:
           - focal-x64
           - focal-devtoolset-ppc64le
           - focal-devtoolset-riscv64
+          - trixie-devtoolset-loong64
 
     steps:
       - uses: actions/checkout@v3
 
       - uses: docker/setup-qemu-action@v2
-        if: "!endsWith(matrix.arch, 'x64')"
+        if: "!endsWith(matrix.arch, 'x64') && !endsWith(matrix.arch, 'loong64')"
+
+      - name: Set up QEMU for Loong64
+        run: docker run --rm --privileged loongcr.lcpu.dev/multiarch/archlinux --reset -p yes
+        if: "endsWith(matrix.arch, 'loong64')"
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v1

trixie-devtoolset-loong64/Dockerfile

@@ -0,0 +1,53 @@
+ARG REPO=loongarch64/debian
+ARG TAG=latest
+FROM ${REPO}:${TAG}
+
+ARG DEBIAN_FRONTEND=noninteractive
+ARG NODE_VERSION="20.16.0"
+
+RUN apt-get update && \
+  apt-get install -y --no-install-recommends \
+    binutils \
+    build-essential \
+    # build-essential will offer gcc-14 and g++-14, which is overly new for us.
+    gcc-12 \
+    g++-12 \
+    git \
+    pkg-config \
+    fakeroot \
+    rpm \
+    sudo \
+    apt-transport-https \
+    ca-certificates \
+    libx11-dev \
+    libx11-xcb-dev \
+    libxkbfile-dev \
+    libsecret-1-dev \
+    libkrb5-dev \
+    libatomic1 \
+    curl \
+    gnupg \
+    unzip \
+    # VSCodium
+    jq
+
+# set gcc-12 and g++-12 as default (gcc doesn't support loong64 until 12.1)
+RUN update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-12 1 && \
+  update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-12 1
+
+# set python3 as default
+RUN update-alternatives --install /usr/bin/python python /usr/bin/python3 1 && \
+  python --version
+
+# setup Node.js
+RUN curl -L -O https://unofficial-builds.nodejs.org/download/release/v${NODE_VERSION}/node-v${NODE_VERSION}-linux-loong64.tar.gz && \
+    tar -xzf node-v${NODE_VERSION}-linux-loong64.tar.gz && \
+    cp -R node-v${NODE_VERSION}-linux-loong64/* /usr/local/ && \
+    rm -rf node-v${NODE_VERSION}-linux-loong64* && \
+    node --version
+
+# install yarn & node-gyp
+RUN npm install -g yarn node-gyp
+
+RUN mkdir -p /root/vscode
+WORKDIR /root/vscode