Custom script to install yarn and node, pass versions

Author: Yarik Bratashchuk

.vitepress/constants/constants.js

@@ -2,6 +2,7 @@ const constants = Object.freeze({
   golangVersion: "1.22.2",
 
   nodeVersion: "21.7.2",
+  yarnVersion: "1.22.19",
 
   rollkitLatestTag: "v0.13.3",
   rollkitLatestSha: "45b1573",

public/install-yarn.sh

@@ -6,11 +6,17 @@ INSTALL_NODE_VER=21.7.2
 INSTALL_NVM_VER=0.39.7
 INSTALL_YARN_VER=1.22.19
 
-# You can pass node version as an argument to this script
+# You can pass node and yarn versions as arguments to this script
 if [ "$1" != '' ]; then
 	echo "==> Using specified node version - $1"
 	INSTALL_NODE_VER=$1
 fi
+if [ "$2" != '' ]; then
+	echo "==> Using specified yarn version - $2"
+	INSTALL_YARN_VER=$2
+fi
+
+
 
 echo "==> Ensuring .bashrc exists and is writable"
 touch ~/.bashrc

tutorials/gm-world-frontend.md

@@ -17,7 +17,7 @@ You will also need Yarn installed for web app development.
 If you don't have yarn or nodejs, run this command to install it using cURL on most Linux distros and macOS:
 
 ```bash
-curl -sSL https://rollkit.dev/install-yarn.sh | sh -s {{constants.nodeVersion}}
+curl -sSL https://rollkit.dev/install-yarn.sh | sh -s {{constants.nodeVersion}} {{constants.yarnVersion}}
 ```
 :::