chore: Add nightly build docker image

Author: hustcer

.github/workflows/nightly-alpine.yaml

@@ -0,0 +1,69 @@
+name: Build Nushell Nightly Image @ Alpine
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - docker/Dockerfile
+  schedule:
+    - cron: '0 5 * * *' # run at 05:00 AM UTC
+  workflow_dispatch:
+
+jobs:
+  build-and-push-Nu:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v4
+        with:
+          ref: nightly
+
+      - name: Set up Nushell
+        uses: hustcer/setup-nu@v3
+        with:
+          check-latest: true
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: "Set tag & labels for ${{ github.ref }}"
+        shell: nu {0}
+        run: |
+          let queryApi = http get https://api.github.com/repos/nushell/nightly/releases
+                                  | sort-by -r created_at | get 0.url
+          $'NU_VERSION=nightly(char nl)' o>> $env.GITHUB_ENV
+          $'RELEASE_QUERY_API=($queryApi)(char nl)' o>> $env.GITHUB_ENV
+          $'BUILD_REF=(git rev-parse --short HEAD)(char nl)' o>> $env.GITHUB_ENV
+          $'BUILD_DATE=(date now | format date %Y-%m-%dT%H:%M:%SZ)(char nl)' o>> $env.GITHUB_ENV
+
+      - name: Build and Push Alpine Image
+        uses: docker/build-push-action@v6
+        with:
+          push: true
+          context: ./docker
+          file: ./docker/Dockerfile
+          platforms: linux/amd64,linux/arm64,linux/arm/v7
+          build-args: |
+            BUILD_REF=${{ env.BUILD_REF }}
+            BUILD_DATE=${{ env.BUILD_DATE }}
+            NU_VERSION=${{ env.NU_VERSION }}
+            RELEASE_QUERY_API=${{ env.RELEASE_QUERY_API }}
+          tags: |
+            ghcr.io/nushell/nushell:latest
+            ghcr.io/nushell/nushell:latest-alpine
+            ghcr.io/nushell/nushell:${{ env.NU_VERSION }}
+            ghcr.io/nushell/nushell:${{ env.NU_VERSION }}-alpine

docker/Dockerfile

@@ -0,0 +1,55 @@
+# syntax=docker/dockerfile:latest
+
+# Git: git version 2.30.2
+# /etc/os-release: Alpine Linux v3.20
+# Kernel: Linux ca3abedc4fb1 5.17.15-76051715-generic #202206141358~1655919116~22.04~1db9e34 SMP PREEMPT Wed Jun 22 19 x86_64 Linux
+# Build cmd: docker build --no-cache . -t nushell:latest
+# Other tags: nushell:latest-alpine, nushell
+FROM alpine
+
+ARG TARGETARCH
+ARG ARCH=${TARGETARCH/arm64/aarch64}
+ARG ARCH=${ARCH/arm/armv7}
+ARG ARCH=${ARCH/amd64/x86_64}
+
+ARG BUILD_REF
+ARG BUILD_DATE
+ARG RELEASE_QUERY_API="https://api.github.com/repos/nushell/nushell/releases/latest"
+
+LABEL maintainer="The Nushell Project Developers" \
+    org.opencontainers.image.licenses="MIT" \
+    org.opencontainers.image.title="Nushell" \
+    org.opencontainers.image.created=$BUILD_DATE \
+    org.opencontainers.image.revision=$BUILD_REF \
+    org.opencontainers.image.authors="The Nushell Project Developers" \
+    org.opencontainers.image.vendor="Nushell Project" \
+    org.opencontainers.image.description="A new type of shell" \
+    org.opencontainers.image.source="https://github.com/nushell/nushell" \
+    org.opencontainers.image.documentation="https://www.nushell.sh/book/"
+
+RUN echo '/usr/bin/nu' >> /etc/shells \
+    && adduser -D -s /usr/bin/nu nushell \
+    && mkdir -p /home/nushell/.config/nushell/ \
+    && cd /tmp \
+    && wget -qO - ${RELEASE_QUERY_API} \
+    | grep browser_download_url \
+    | cut -d '"' -f 4 \
+    | grep ${ARCH}-unknown-linux-musl \
+    | xargs -I{} wget {} \
+    && mkdir nu-latest && tar xvf nu-*.tar.gz --directory=nu-latest \
+    && cp -aR nu-latest/**/* /usr/bin/ \
+    # Setup default config file for nushell
+    && cd /home/nushell/.config/nushell \
+    && chmod +x /usr/bin/nu \
+    && chown -R nushell:nushell /home/nushell/.config/nushell \
+    # Reset Nushell config to default
+    && su -c 'config reset -w' nushell \
+    && ls /usr/bin/nu_plugin* \
+    | xargs -I{} su -c 'plugin add {}' nushell \
+    && rm -rf /tmp/*
+
+USER nushell
+
+WORKDIR /home/nushell
+
+ENTRYPOINT ["nu"]