docs(cfw): Add better prerequisites explanation

docs/docs/examples-tutorials/recipes.mdx

@@ -37,6 +37,7 @@ These recipes show how to trigger Tracetest test runs with message queues like K
 These recipes show how to run tests against Serverless Functions with Tracetest.
 
 - [Testing Vercel Functions with OpenTelemetry](/examples-tutorials/recipes/testing-vercel-functions-with-opentelemetry-tracetest)
+- [Testing Cloudflare Workers with OpenTelemetry](/examples-tutorials/recipes/testing-cloudflare-workers-with-opentelemetry-tracetest)
 
 ## Trace Data Stores
 

docs/docs/examples-tutorials/recipes/testing-cloudflare-workers-with-opentelemetry-tracetest.mdx

@@ -52,6 +52,9 @@ The Cloudflare Worker will fetch data from an external API, transform the data a
 - Create an [environment](/concepts/environments).
 - Create an [environment token](/concepts/environment-tokens).
 - Have access to the environment's [agent API key](/configuration/agent).
+
+### Cloudflare Account
+
 - [Cloudflare Workers Account](https://workers.cloudflare.com/)
 - [Cloudflare D1 Database](https://developers.cloudflare.com/d1/get-started/)
 
@@ -70,6 +73,18 @@ Before moving forward, run `npm i` in the root folder to install the dependencie
 npm i
 ```
 
+If you do not have [`npx`](https://www.npmjs.com/package/npx) installed, install it first.
+
+```bash title=Terminal
+npm i npx -g
+```
+
+Run the command to login to your Cloudflare Workers account.
+
+```bash title=Terminal
+npx wrangler login
+```
+
 Run the command to create a D1 database both locally and in your Cloudflare Workers account.
 
 ```bash title=Terminal