update to latest versions. Multiplatform image seems OK now.

Dockerfile

-FROM --platform=${TARGETPLATFORM} gitlab-research.centralesupelec.fr:4567/my-docker-images/docker-openvscode-server:${TARGETARCH}
+FROM --platform=${TARGETPLATFORM} gitlab-research.centralesupelec.fr:4567/my-docker-images/docker-openvscode-server:latest
 
 ## software needed
 
-# g++-12 is available on Ubuntu 22.04, but boost currently depends on g++-11
 RUN                                             \
      apt-get update                             \
   && apt-get install -y --no-install-recommends \
@@ -10,7 +9,7 @@ RUN                                             \
           clangd                                \
           cmake                                 \
           gdb                                   \
-          g++-11                                \
+          g++                                   \
           googletest                            \
           libboost-all-dev                      \
           libgmp-dev                            \
@@ -18,15 +17,11 @@ RUN                                             \
           lldb                                  \
           make                                  \
           valgrind                              \
-  && apt-get autoremove        \
-  && apt-get autoclean         \
+  && apt-get clean                              \
   && rm -rf /var/lib/apt/lists/*
 
 RUN                                                           \
      update-alternatives                                      \
-          --install /usr/bin/gcc  gcc   /usr/bin/gcc-11   100 \
-          --slave   /usr/bin/g++  g++   /usr/bin/g++-11       \
-  && update-alternatives                                      \
           --install /usr/bin/cc   cc    /usr/bin/clang    100 \
   && update-alternatives                                      \
           --install /usr/bin/c++  c++   /usr/bin/clang++  100

Makefile

@@ -2,11 +2,7 @@
 REPO = gitlab-research.centralesupelec.fr:4567/my-docker-images/docker-openvscode-server-cpp
 TAG  = latest
 
-# No multi-platform image, see my-docker-images/docker-openvscode
 all:
 	docker buildx create --use --node new-builder
-	docker buildx build --load --platform "linux/amd64" --tag "${REPO}:amd64" .
-	docker push "${REPO}:amd64"
-	docker buildx build --load --platform "linux/arm64" --tag "${REPO}:arm64" .
-	docker push "${REPO}:arm64"
+	docker buildx build --provenance=false --push --platform "linux/amd64","linux/arm64" --tag "${REPO}:${TAG}" .
 

README.md

@@ -6,8 +6,8 @@ This image is based on [docker-openvscode-server](https://gitlab-research.centra
 it adds the needed tools for C/C++ development.
 
 Included tools are:
-- g++-11 (as g++), gcc-11 (as gcc)
-- clang++-14 (as c++), clang-14 (as cc)
+- g++-13 (as g++), gcc-13 (as gcc)
+- clang++-18 (as c++), clang-18 (as cc)
 - clangd with its [VSCode extension](https://marketplace.visualstudio.com/items?itemName=llvm-vs-code-extensions.vscode-clangd)
 - gdb
 - lldb
@@ -26,12 +26,10 @@ Included tools are:
 - The exposed port is 3000
 - The user folder is `/config`
 - the user and sudo password is `abc`
-- If docker (or podman) is installed on your computer, you can run (amd64 architecture) this 
+- If docker (or podman) is installed on your computer, you can run (`amd64` or `arm64` architecture) this 
   image, assuming you are in a specific folder that will be shared with the container at 
   `/config`, with:
   
   `docker run -p 3000:3000 -v "$(pwd):/config"
-    gitlab-research.centralesupelec.fr:4567/my-docker-images/docker-openvscode-server-cpp:amd64`
-- There is an image for arm64 architecture (tag `arm64`)
-
+    gitlab-research.centralesupelec.fr:4567/my-docker-images/docker-openvscode-server-cpp:latest`