link to docs in hello world function template

Author: sw-yx

src/functions-templates/js/hello-world/hello-world.js

@@ -1,7 +1,14 @@
+// Docs on event and context https://www.netlify.com/docs/functions/#the-handler-method
 exports.handler = async (event, context) => {
   try {
     const subject = event.queryStringParameters.name || "World";
-    return { statusCode: 200, body: `Hello ${subject}` };
+    return {
+      statusCode: 200,
+      body: JSON.stringify({ message: `Hello ${subject}` })
+      // // more keys you can return:
+      // headers: { "headerName": "headerValue", ... },
+      // isBase64Encoded: true,
+    };
   } catch (err) {
     return { statusCode: 500, body: err.toString() };
   }