Add docker

Author: CodeDoctorDE

.github/workflows/rust.yml .github/workflows/build.yml.github/workflows/rust.yml renamed to .github/workflows/build.yml

@@ -1,4 +1,4 @@
-name: Rust
+name: Rust build
 
 on:
   push:
@@ -76,3 +76,41 @@ jobs:
           echo "$SFTP_KNOWN_HOSTS" > known_hosts
           chmod 600 known_hosts
           rsync -avz --delete -e "ssh -i sftp_key -o UserKnownHostsFile=known_hosts" output/docs/ $SFTP_USERNAME@$SFTP_HOST:/var/www/demo.luna.linwood
+  build-docker:
+    runs-on: ubuntu-24.04
+    if: github.event_name != 'pull_request'
+    steps:
+      - name: ⬆️ Checkout
+        uses: actions/checkout@v5
+      - name: Set Docker tag
+        id: docker_tag
+        run: |
+          if [[ "${GITHUB_REF}" == "refs/heads/main" ]]; then
+            echo "tag=latest" >> $GITHUB_ENV
+          elif [[ "${GITHUB_REF}" == "refs/heads/develop" ]]; then
+            echo "tag=dev" >> $GITHUB_ENV
+          elif [[ "${GITHUB_REF}" == refs/tags/v* || "${GITHUB_REF}" == "refs/tags/stable" || "${GITHUB_REF}" == "refs/tags/nightly" ]]; then
+            echo "tag=${GITHUB_REF#refs/tags/}" >> $GITHUB_ENV
+          else
+            echo "tag=unknown" >> $GITHUB_ENV
+          fi
+      - name: Log Docker tag
+        run: echo "Docker tag is ${{ env.tag }}"
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v6
+        if: ${{ env.tag != 'unknown' }}
+        with:
+          context: .
+          file: ./Dockerfile
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: linwooddev/luna:${{ env.tag }}

Dockerfile

@@ -0,0 +1,9 @@
+FROM rust:1-alpine AS builder
+WORKDIR /usr/src/luna
+COPY . .
+RUN apk add --no-cache build-base
+RUN cargo install --path ./cli --locked
+
+FROM alpine:latest
+COPY --from=builder /usr/local/cargo/bin/luna_cli /usr/local/bin/luna_cli
+CMD ["luna_cli"]