fix(example): update demo example (#231)

* fix(example): update demo example

* use environment variable for Account ID

Co-authored-by: Alex Rattray <[email protected]>

* move demo to workers/ai

---------

Co-authored-by: Alex Rattray <[email protected]>

Author: dackerman

examples/demo.ts renamed to examples/workers/ai/demo.ts

@@ -6,9 +6,8 @@ import Cloudflare from 'cloudflare';
 const client = new Cloudflare();
 
 async function main() {
-  const accountId = '<your accound ID>';
-
-  const response = await client.ai.run(accountId, '@cf/meta/llama-2-7b-chat-int8', {
+  const response = await client.workers.ai.run('@cf/meta/llama-2-7b-chat-int8', {
+    account_id: process.env['CLOUDFLARE_ACCOUNT_ID']!,
     prompt: 'Tell me about Workers AI',
   });
   console.log(response);