...

files/etc/default/keyboard

+XKBMODEL="pc105"
+XKBLAYOUT="us"
+XKBVARIANT=""
+XKBOPTIONS="ctrl:nocaps"
+BACKSPACE="guess"
\ No newline at end of file

files/home/user/.Rprofile

+library(shinyscreen)
+
+options(browser="chromium")
+run_in_dir <- function(user,proj) {
+  projdir <- file.path("/mnt/scratch",user,proj)
+  dir.create(projdir,recursive = T)
+  setwd(projdir)
+  shinyscreen::launch()
+}
+
+
+shinyscreen_project <- function(proj) {
+    user <- Sys.getenv("USER")
+    run_in_dir(user=user,proj=proj)
+}

files/home/user/.local/bin/ss2mf

+#!/bin/bash
+
+INDIR=MS2
+OUTDIR=MS2_forMF
+
+[ ! -d "$INDIR" ] && echo "Error, MS2 not found." && exit 1
+mkdir "$OUTDIR"
+
+cd "$INDIR"
+for fn in *.csv; do
+  sed 's/,/ /' "$fn"|awk 'NR>1 {print $0}' > ../"$OUTDIR"/$fn
+  echo "Converted $fn to ../$OUTDIR/$fn ."
+done
+cd ..
+
+echo "All good! Bye." >2
+exit 0

files/home/user/Desktop/emacs.desktop

@@ -2,6 +2,6 @@
 Name=Emacs
 Comment=Editor
 Icon=emacs
-Exec=emacs %F
+Exec=emacs --eval '(setq inhibit-startup-buffer t)' --eval '(setq initial-buffer-choice nil)' --eval '(R)' --eval '(kill-buffer "*scratch*")' scratch.R
 Type=Application
 Terminal=false

hosts.txt

 [planb]
-#alien-one ansible_host=188.166.115.156
-alien-two ansible_host=188.166.48.209
+alien-one ansible_host=188.166.115.156
+#alien-two ansible_host=188.166.48.209
 
 [planb:vars]
 ansible_python_interpreter=/usr/bin/python3

main.yml

 - hosts: planb
   become: True
   vars_files:
-    - vars/newusers.yml
+    - vars/users.yml
     - vars/passwords.yml
   pre_tasks:
     - name: Update repositories
@@ -36,7 +36,8 @@
       tags: visual
     - include: tasks/guix.yml
       tags: guix
-
+    - include: tasks/keyboard.yml
+      tags: keyboard
     - include: tasks/emacs.yml
       tags: emacs
     - include: tasks/r-setup.yml

tasks/keyboard.yml

+- name: Modify /etc/default/keyboard.
+  copy:
+    src: files/etc/default/keyboard
+    dest: /etc/default/keyboard
+    mode: 0644

tasks/r-setup.yml

@@ -47,7 +47,13 @@
     mode: 0744
   loop: "{{ users }}"
 
-  
+- name: Copy .Rprofile
+  copy:
+    src: files/home/user/.Rprofile
+    dest: /home/{{ item.login }}/.Rprofile
+    owner: "{{ item.login }}"
+    mode: 0640
+  loop: "{{ users }}"