create ruser folder instead of using Dockerfile-R

ruser/Dockerfile

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+FROM docker.io/ubuntu:focal-20210921
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+COPY install_r_deps.sh /tmp/
+RUN /tmp/install_r_deps.sh
+
+COPY install_r.sh /tmp/
+RUN /tmp/install_r.sh
+
+# SPM site-wide (???)
+RUN sed -i 's/cloud\.r-project\.org/packagemanager\.rstudio\.com\/all\/latest/g' /usr/lib/R/etc/Rprofile.site
+
+# original reference: https://github.com/pachadotdev/rstudio-server-droplet
+COPY install_rstudio.sh /tmp/
+RUN /tmp/install_rstudio.sh
+
+COPY install_rshiny.sh /tmp/
+RUN /tmp/install_rshiny.sh
+
+COPY install_r_pkgs.sh /tmp/
+RUN /tmp/install_r_pkgs.sh
+
+CMD rstudio-server start && shiny-server

ruser/install_r.sh

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+#!/usr/bin/sh
+apt-get -yqq update
+
+# install R
+apt-get -y install r-base r-base-dev
+R CMD javareconf
+
+apt-get -qq purge
+apt-get -qq clean
+rm -rf /var/lib/apt/lists/*

ruser/install_r_deps.sh

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+#!/usr/bin/sh
+apt-get -yqq update
+apt-get -yqq install gnupg2 ca-certificates
+
+# add CRAN to apt sources
+apt-key adv --keyserver keyserver.ubuntu.com --recv-keys E298A3A825C0D65DFD57CBB651716619E084DAB9
+printf '\n#CRAN mirror\ndeb https://cloud.r-project.org/bin/linux/ubuntu focal-cran40/\n' | tee -a /etc/apt/sources.list
+
+# update apt
+apt-get -y update
+apt-get -y upgrade
+
+# requisites for RStudio
+apt-get -y install gdebi-core
+
+# requisites for different R packages
+# this aims at covering as much packages as possible
+# see https://packagemanager.rstudio.com/client/#/repos/1/overview
+# and also
+# https://geocompr.github.io/post/2020/installing-r-spatial-ubuntu/
+# http://dirk.eddelbuettel.com/blog/2020/06/22#027_ubuntu_binaries
+# this a broad, general setup, no fine detail here
+apt-get -y install software-properties-common libopenblas-dev libsodium-dev texlive default-jdk
+
+# saw error about this during install - MP
+# this is for pkgdown
+apt-get -y install \
+	libharfbuzz-dev \
+	libfribidi-dev \
+	libfreetype6-dev \
+	libpng-dev \
+	libtiff5-dev \
+	libjpeg-dev
+
+# required to install rshiny / rstudio:
+apt-get install wget
+
+add-apt-repository -y ppa:c2d4u.team/c2d4u4.0+
+
+apt-get -qq purge
+apt-get -qq clean
+rm -rf /var/lib/apt/lists/*

ruser/install_r_final.sh

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+apt-get -yqq update
+apt-get -yqq install gnupg2 ca-certificates
+
+# add CRAN to apt sources
+apt-key adv --keyserver keyserver.ubuntu.com --recv-keys E298A3A825C0D65DFD57CBB651716619E084DAB9
+printf '\n#CRAN mirror\ndeb https://cloud.r-project.org/bin/linux/ubuntu focal-cran40/\n' | tee -a /etc/apt/sources.list
+
+# update apt
+apt-get -y update
+apt-get -y upgrade
+
+# requisites for RStudio
+apt-get -y install gdebi-core
+
+# requisites for different R packages
+# this aims at covering as much packages as possible
+# see https://packagemanager.rstudio.com/client/#/repos/1/overview
+# and also
+# https://geocompr.github.io/post/2020/installing-r-spatial-ubuntu/
+# http://dirk.eddelbuettel.com/blog/2020/06/22#027_ubuntu_binaries
+# this a broad, general setup, no fine detail here
+apt-get -y install software-properties-common libopenblas-dev libsodium-dev texlive default-jdk
+
+# saw error about this
+apt-get -y install libharfbuzz-dev libfribidi-dev
+
+add-apt-repository -y ppa:c2d4u.team/c2d4u4.0+
+apt-get -y update
+
+# install R
+apt-get -y install r-base r-base-dev
+R CMD javareconf
+
+# SPM site-wide
+sed -i 's/cloud\.r-project\.org/packagemanager\.rstudio\.com\/all\/latest/g' /usr/lib/R/etc/Rprofile.site
+

ruser/install_r_pkgs.sh

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+#!/usr/bin/sh
+apt-get -y update
+
+# install R packages
+apt-get -y install r-cran-devtools r-cran-usethis r-cran-tidyverse r-cran-janitor r-cran-writexl r-cran-data.table r-cran-roxygen2 r-cran-knitr r-cran-rmarkdown r-cran-bookdown r-cran-xaringan r-cran-rdpack r-cran-dbi r-cran-dbplyr r-cran-rmariadb r-cran-rpostgres r-cran-glue r-cran-doparallel r-cran-future r-cran-shiny r-cran-shinyjs r-cran-shinydashboard r-cran-dt
+
+R --vanilla << EOF
+options(repos = c(REPO_NAME = "https://packagemanager.rstudio.com/all/latest"))
+install.packages("tidymodels")
+install.packages("pkgdown")
+install.packages("highcharter")
+q()
+EOF
+
+apt-get -qq purge
+apt-get -qq clean
+rm -rf /var/lib/apt/lists/*

ruser/install_rshiny.sh

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+#!/usr/bin/sh
+# install Shiny Server
+wget https://download3.rstudio.org/ubuntu-14.04/x86_64/shiny-server-1.5.16.958-amd64.deb
+gdebi --n shiny-server-1.5.16.958-amd64.deb
+rm shiny-server-1.5.16.958-amd64.deb

ruser/install_rstudio.sh

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+#!/usr/bin/sh
+apt-get -yqq update
+
+# install RStudio Server
+wget https://download2.rstudio.org/server/bionic/amd64/rstudio-server-1.4.1106-amd64.deb
+gdebi --n rstudio-server-1.4.1106-amd64.deb
+rm rstudio-server-1.4.1106-amd64.deb
+export LANG="en_US"
+
+apt-get -qq purge
+apt-get -qq clean
+rm -rf /var/lib/apt/lists/*