improve instructions

Author: kentcdodds

README.md

@@ -48,7 +48,7 @@ speed on some of the tools and concepts we'll be covering:
 ## System Requirements
 
 - [git][git] v2.18 or greater
-- [NodeJS][node] v22.5.0 or greater
+- [NodeJS][node] v22.13.0 or greater
 - [npm][npm] v8.16.0 or greater
 
 All of these must be available in your `PATH`. To verify things are set up

exercises/01.ping/01.problem.connect/README.mdx

@@ -4,6 +4,15 @@
 out of the box, so all we need to do is initialize the server, set up a
 transport for it, and then it should respond to `ping` requests.
 
+<callout-info>
+	ℹ️ NOTE: When initializing your MCP server, you'll need to provide `name` and
+	`version` fields. The `name` is a human-readable identifier for your server
+	(for example, `MyProductName`), and the `version` indicates the version of
+	your server (such as `1.0.0`). These fields help clients and tools identify
+	and interact with your server correctly, and are required by the MCP
+	specification.
+</callout-info>
+
 Start in <InlineFile file="src/index.ts" /> and follow the instructions in the
 comments.
 

package.json

@@ -46,7 +46,7 @@
     "epicshop/mcp-dev"
   ],
   "engines": {
-    "node": ">=22.5.0",
+    "node": ">=22.13.0",
     "npm": ">=8.16.0",
     "git": ">=2.18.0"
   },