fixes vscode extra ext dir.

Dockerfile

@@ -68,7 +68,7 @@ ENV DATA_DIR  $WORK_DIR/data
 ENV CODESERVEREXT_DIR /opt/codeserver/extensions
 ENV CODE_WORKINGDIR $HOME/work
 ENV CODESERVERDATA_DIR $HOME/work/.codeserver/data
-ENV CODE_EXTRA_EXTENSIONSDIR $HOME/work/.codeserver/extensions
+# ENV CODE_EXTRA_EXTENSIONSDIR $HOME/work/.codeserver/extensions
 
 ENV PATH=/opt/bin:$PATH
 
@@ -160,4 +160,18 @@ RUN ln -s /usr/share/plantuml/plantuml.jar /usr/local/bin/
 
 USER $NB_USER
 
+RUN if [ "$TARGETPLATFORM" = "linux/amd64" ]; then \
+		ARCH_LEG=x86_64; \
+		ARCH=amd64; \
+	elif [ "$TARGETPLATFORM" = "linux/arm64/v8" ] || [ "$TARGETPLATFORM" = "linux/arm64" ]; then \
+		ARCH_LEG=aarch64; \
+		ARCH=arm64; \
+	else \
+		ARCH_LEG=amd64; \
+		ARCH=amd64; \
+	fi && \
+    mkdir -p /home/jovyan/.cache/ && \ 
+    curl -sL "https://github.com/romkatv/gitstatus/releases/download/v1.5.4/gitstatusd-linux-${ARCH_LEG}.tar.gz" | \
+      tar --directory="/home/jovyan/.cache/" -zx
+
 WORKDIR "${HOME}/work"

README.md

 # JupyterLab Base Image
 
+**Test it on** [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/ebpro/notebook-qs-base/develop)
+
 A base image for the Jupyter Lab ased on jupyter/minimal-notebook :
   
 * ZSH