[devkits] nim devkit

.docker/nim.dockerfile

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+ARG NIM_VERSION=2.0.2
+
+FROM debian:unstable AS build
+RUN apt update && apt install -y build-essential wget git
+RUN adduser --disabled-password dev
+ARG NIM_VERSION
+USER dev
+ENV PATH="/home/dev/.nim/bin:$PATH"
+# choosenim doesn't work on arm64 D:
+#ENV CHOOSENIM_CHOOSE_VERSION=${NIM_VERSION}
+#RUN curl https://nim-lang.org/choosenim/init.sh -sSf | sh -s -- -y && \
+#    nimble refresh
+RUN wget -nv https://nim-lang.org/download/nim-${NIM_VERSION}.tar.xz -O - \
+    | tar -xJ -C /tmp
+RUN cd /tmp/nim-${NIM_VERSION} \
+    && ./build.sh \
+    && bin/nim c koch \
+    && ./koch boot -d:release \
+    && ./koch tools \
+    && ./install.sh /tmp/install-nim \
+    && mv /tmp/install-nim/nim /home/dev/.nim \
+    && cp ./bin/nimble /home/dev/.nim/bin/ \
+    && nimble refresh
+
+FROM scratch
+COPY --from=build /home/dev/.nim /home/dev/.nim

.github/workflows/devkit-nim.yml

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+name: Devkit (nim)
+
+on:
+  push:
+    branches:
+    - master
+    - main
+    paths:
+    - '.docker/nim.dockerfile'
+  pull_request:
+    paths:
+    - '.docker/nim.dockerfile'
+  workflow_dispatch:
+
+jobs:
+  build:
+    name: Build
+    uses: ./.github/workflows/devkit.yml
+    with:
+      lang: nim

.github/workflows/devkit.yml

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+name: Devkit
+
+on:
+  workflow_call:
+    inputs:
+      lang:
+        required: true
+        type: string
+
+jobs:
+  build:
+    name: Build Container
+    runs-on: ubuntu-22.04
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+    - name: Publish
+      uses: elgohr/Publish-Docker-Github-Action@main
+      with:
+        name: shish2k/rosettaboy-devkit-${{ inputs.lang }}
+        dockerfile: .docker/${{ inputs.lang }}.dockerfile
+        username: ${{ secrets.DOCKER_USERNAME }}
+        password: ${{ secrets.DOCKER_PASSWORD }}