Update Dockerfile

Dockerfile

@@ -1,8 +1,4 @@
 # syntax=docker/dockerfile:experimental
-RUN git clone https://github.com/coder/code-server /tmp/code-server
-
-# Change directory to code-server repository
-WORKDIR /tmp/code-server/ci/release-image 
 
 ARG BASE=debian:12
 FROM scratch AS packages
@@ -29,7 +25,10 @@ RUN apt-get update \
     zsh \
   && git lfs install \
   && rm -rf /var/lib/apt/lists/*
+RUN git clone https://github.com/coder/code-server /tmp/code-server
 
+# Change directory to code-server repository
+WORKDIR /tmp/code-server/ci/release-image 
 # https://wiki.debian.org/Locale#Manually
 RUN sed -i "s/# en_US.UTF-8/en_US.UTF-8/" /etc/locale.gen \
   && locale-gen