Update the R definition

containers/r/.devcontainer/Dockerfile

@@ -1,4 +1,4 @@
-# R version: latest, ... ,4.0.1 , 4.0.0
+# R version: latest, ... , 4.0.3
 ARG VARIANT="latest"
 FROM rocker/r-ver:${VARIANT}
 
@@ -26,11 +26,17 @@ RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
         libxt-dev \
     && apt-get autoremove -y && apt-get clean -y && rm -rf /var/lib/apt/lists/* /tmp/library-scripts \
     && python3 -m pip --no-cache-dir install radian \
-    && install2.r --error --skipinstalled --repos ${CRAN} --ncpus -1 \
+    && install2.r --error --skipinstalled --ncpus -1 \
         devtools \
         languageserver \
+        httpgd \
     && rm -rf /tmp/downloaded_packages
 
+# R Session watcher settings.
+# See more details: https://github.com/REditorSupport/vscode-R/wiki/R-Session-watcher
+RUN echo 'source(file.path(Sys.getenv("HOME"), ".vscode-R", "init.R"))' >> ${R_HOME}/etc/Rprofile.site \
+    && echo 'options(vsc.use_httpgd = TRUE)' >> ${R_HOME}/etc/Rprofile.site
+
 # [Optional] Uncomment this section to install additional OS packages.
 # RUN apt-get update \
 #     && export DEBIAN_FRONTEND=noninteractive \

containers/r/.devcontainer/devcontainer.json

@@ -2,24 +2,28 @@
 	"name": "R (Community)",
 	"build": {
 		"dockerfile": "Dockerfile",
-		// Update VARIANT to pick a specific R version: latest, ... ,4.0.1 , 4.0.0
+		// Update VARIANT to pick a specific R version: latest, ... , 4.0.3
 		"args": { "VARIANT": "latest" }
 	},
 
 	// Set *default* container specific settings.json values on container create.
 	"settings": {
 		"r.rterm.linux": "/usr/local/bin/radian",
 		"r.bracketedPaste": true,
-		"r.sessionWatcher": true,
 		"[r]": {
 			"editor.wordSeparators": "`~!@#%$^&*()-=+[{]}\\|;:'\",<>/?"
+		},
+		"terminal.integrated.profiles.linux": {
+			"radian": {
+				"path": "/usr/local/bin/radian",
+				"overrideName": true
+			}
 		}
 	},
 
 	// Add the IDs of extensions you want installed when the container is created.
 	"extensions": [
-		"ikuyadeu.r",
-		"reditorsupport.r-lsp"
+		"ikuyadeu.r"
 	],
 
 	// Use 'forwardPorts' to make a list of ports inside the container available locally.