optimize dockerfile

Dockerfile

@@ -6,9 +6,21 @@ ENV DEBIAN_FRONTEND noninteractive
 
 # Install basics
 RUN apt-get update -q \
-    && apt-get install -qy build-essential wget libfontconfig1 locales \
+    && apt-get install -qy --no-install-recommends \
+        build-essential \
+        wget \
+        libfontconfig1 \
+        locales \
+        rubber \
+        python3 \
+        python3-pip \
+        python3-pygments \
+        fonts-liberation \
     && rm -rf /var/lib/apt/lists/*
 
+RUN pip3 install gummi
+
+
 # Setting locales
 RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && \
     locale-gen
@@ -26,24 +38,18 @@ RUN wget http://mirror.ctan.org/systems/texlive/tlnet/install-tl-unx.tar.gz; \
     rm install-tl-unx.tar.gz
 ENV PATH="/usr/local/texlive/2021/bin/x86_64-linux:${PATH}"
 RUN tlmgr install latexmk
-RUN tlmgr install scheme-full 
+RUN tlmgr install scheme-full
 
 # Fix latexindent requirements
-RUN cpan Unicode::GCString
-RUN cpan App::cpanminus
-RUN cpan YAML::Tiny
-RUN perl -MCPAN -e 'install "File::HomeDir"'
-
-RUN apt-get update -q \
-    && apt-get install -y --no-install-recommends \
-    rubber python3 python3-pip python3-pygments fonts-liberation
-RUN pip3 install gummi
+RUN cpan Unicode::GCString; \
+    cpan App::cpanminus; \
+    cpan YAML::Tiny; \
+    perl -MCPAN -e 'install "File::HomeDir"'
 
-ENV HOME /workspaces
 WORKDIR /workspaces
 RUN chown vscode:vscode /workspaces; \
     chown -R vscode:vscode /usr/local/texlive/2021/tlpkg/
 
 VOLUME ["/workspaces"]
 
-USER vscode
\ No newline at end of file
+USER vscode

README.md

@@ -2,4 +2,4 @@
 
 Container to be used as a base image for a devcontainer and in gitlab-ci.
 
-> :warning: **texlive-full**: This container is over 7GB!
\ No newline at end of file
+> :warning: **texlive-full**: This container is over 5GB!