Install Node.js 16 and 18 by default (and 20 additionally) (#98)

* Install Node.js 16 and 18 by default (and 20 additionally)

* Use caching for go test

linux/ubuntu/scripts/act.sh

@@ -121,7 +121,7 @@ for ver in "${NODE[@]}"; do
   wget "https://nodejs.org/download/release/latest-v${ver}.x/node-$VER-linux-$(node_arch).tar.xz" -O "node-$VER-linux-$(node_arch).tar.xz"
   tar -Jxf "node-$VER-linux-$(node_arch).tar.xz" --strip-components=1 -C "$NODEPATH"
   rm "node-$VER-linux-$(node_arch).tar.xz"
-  if [[ "${ver}" == "16" ]]; then
+  if [[ "${ver}" == "18" ]]; then  # make this version the default (latest LTS)
     sed "s|^PATH=|PATH=$NODEPATH/bin:|mg" -i /etc/environment
   fi
   export PATH="$NODEPATH/bin:$PATH"

linux/ubuntu/scripts/helpers/etc-environment.sh

@@ -25,7 +25,7 @@ function replaceEtcEnvironmentVariable {
     variable_name="$1"
     variable_value="$2"
 
-    # modify /etc/environemnt in place by replacing a string that begins with variable_name
+    # modify /etc/environment in place by replacing a string that begins with variable_name
     # removed quotes for the docker env metadata reader
     sudo sed -i -e "s%^${variable_name}=.*$%${variable_name}=${variable_value}%" /etc/environment
 }
@@ -74,10 +74,10 @@ function appendEtcEnvironmentPath {
 #    /etc/environment
 #
 # TODO: there might be the others variables to be processed in the same way as "PATH" variable
-#       ie MANPATH, INFOPATH, LD_*, etc. In the current implementation the values from /etc/evironments
+#       ie MANPATH, INFOPATH, LD_*, etc. In the current implementation the values from /etc/environment
 #       replace the values of the current environment
 function  reloadEtcEnvironment {
-    # add `export ` to every variable of /etc/environemnt except PATH and eval the result shell script
+    # add `export ` to every variable of /etc/environment except PATH and eval the result shell script
     eval "$(grep -v '^PATH=' /etc/environment | sed -e 's%^%export %')"
     # handle PATH specially
     etc_path=$(getEtcEnvironmentVariable PATH)

linux/ubuntu/scripts/js.sh

@@ -20,8 +20,8 @@ echo '[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"  # This loads nvm' | tee
 printf "\n\t🐋 Installed NVM 🐋\t\n"
 nvm --version
 
-# node 12 and 16 are installed already in act-*
-versions=("14")
+# node 16 and 18 are already installed in act-*
+versions=("20")
 JSON=$(wget -qO- https://nodejs.org/download/release/index.json | jq --compact-output)
 
 for V in "${versions[@]}"; do