[devkits] rust devkit

.docker/rust.dockerfile

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+FROM debian:unstable AS build
+ARG VERSION
+RUN apt update && apt install -y adduser wget
+RUN adduser --disabled-password dev
+USER dev
+ENV PATH="/home/dev/.cargo/bin:$PATH"
+RUN wget -nv -qO - https://sh.rustup.rs | sh -s -- --default-toolchain ${VERSION} -y \
+    && cargo search foo
+# Cranelift is only in nightly
+RUN rustup toolchain install nightly \
+    && rustup component add rustc-codegen-cranelift-preview --toolchain nightly
+
+FROM scratch
+COPY --from=build /home/dev/.rustup /home/dev/.rustup
+COPY --from=build /home/dev/.cargo /home/dev/.cargo

.github/workflows/devkit-rust.yml

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+name: Devkit (rust)
+
+on:
+  push:
+    branches:
+    - master
+    - main
+    paths:
+    - '.docker/rust.dockerfile'
+    - '.github/workflows/devkit-rust.yml'
+  pull_request:
+    paths:
+    - '.docker/rust.dockerfile'
+    - '.github/workflows/devkit-rust.yml'
+  workflow_dispatch:
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-22.04
+    strategy:
+      matrix:
+        lang: ["rust"]
+        version: ["1.77.1"]
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+    - name: Publish
+      uses: elgohr/Publish-Docker-Github-Action@main
+      with:
+        name: shish2k/rosettaboy-devkit-${{ matrix.lang }}
+        dockerfile: .docker/${{ matrix.lang }}.dockerfile
+        buildoptions: "--build-arg VERSION=${{ matrix.version }}"
+        username: ${{ secrets.DOCKER_USERNAME }}
+        password: ${{ secrets.DOCKER_PASSWORD }}
+        tags: ${{ matrix.version }}
+        platforms: linux/amd64,linux/arm64