build multiplatform lcli

.github/workflows/docker.yml

@@ -155,6 +155,10 @@ jobs:
             VERSION_SUFFIX: ${{ needs.extract-version.outputs.VERSION_SUFFIX }}
         steps:
             - uses: actions/checkout@v4
+            - name: Set up QEMU
+              uses: docker/setup-qemu-action@v3
+            - name: Set up Docker Buildx
+              uses: docker/setup-buildx-action@v3
             - name: Dockerhub login
               run: |
                   echo "${DOCKER_PASSWORD}" | docker login --username ${DOCKER_USERNAME} --password-stdin
@@ -164,6 +168,7 @@ jobs:
                   build-args: |
                       FEATURES=portable
                   context: .
+                  platforms: linux/amd64,linux/arm64
                   push: true
                   file: ./lcli/Dockerfile
                   tags: ${{ env.LCLI_IMAGE_NAME }}:${{ env.VERSION }}${{ env.VERSION_SUFFIX }}

lcli/Dockerfile

@@ -1,7 +1,7 @@
 # `lcli` requires the full project to be in scope, so this should be built either:
 #  - from the `lighthouse` dir with the command: `docker build -f ./lcli/Dockerflie .`
 #  - from the current directory with the command: `docker build -f ./Dockerfile ../`
-FROM rust:1.75.0-bullseye AS builder
+FROM rust:1.77.0-bullseye AS builder
 RUN apt-get update && apt-get -y upgrade && apt-get install -y cmake libclang-dev
 COPY . lighthouse
 ARG FEATURES