Use ghcr.io/rocker-org/devcontainer-features/r-rig to install packa…

…ges (#27)

src/r-ver/.devcontainer.json

@@ -14,6 +14,14 @@
 			"uid": "1000",
 			"gid": "1000",
 			"upgradePackages": "true"
+		},
+		"ghcr.io/rocker-org/devcontainer-features/r-rig:0": {
+			"version": "none",
+			"vscodeRSupport": "full",
+			"installDevTools": true,
+			"installRMarkdown": true,
+			"installRadian": true,
+			"installVscDebugger": true
 		}
 	},
 	"remoteUser": "rstudio",

src/r-ver/Dockerfile

@@ -2,31 +2,6 @@ ARG VARIANT=4
 ARG BASE_IMAGE=rocker/r-ver
 FROM ${BASE_IMAGE}:${VARIANT}
 
-RUN /rocker_scripts/default_user.sh \
-    && apt-get update && export DEBIAN_FRONTEND=noninteractive \
-    && apt-get -y install \
-        python3-pip \
-        libgit2-dev \
-        libcurl4-openssl-dev \
-        libxml2-dev \
-        libssl-dev \
-        libfontconfig1-dev \
-        libcairo2-dev \
-        libharfbuzz-dev \
-        libfribidi-dev \
-        libfreetype6-dev \
-        libpng-dev \
-        libtiff5-dev \
-        libjpeg-dev \
-    && apt-get autoremove -y && apt-get clean -y && rm -rf /var/lib/apt/lists/* \
-    && python3 -m pip --no-cache-dir install \
-        radian \
-    && install2.r --error --skipinstalled --ncpus -1 \
-        devtools \
-        httpgd \
-        languageserver \
-    && rm -rf /tmp/downloaded_packages \
-    && strip /usr/local/lib/R/site-library/*/libs/*.so \
-    && R -q -e 'remotes::install_github("ManuelHentschel/vscDebugger@*release", dependencies = FALSE)'
+RUN /rocker_scripts/default_user.sh
 
 COPY --chown=rstudio:rstudio assets/rstudio-prefs.json /home/rstudio/.config/rstudio/