chore: Update according to changes on the docs

README.md

@@ -19,8 +19,6 @@ Get the Resend Node.js SDK.
 npm install resend
 ```
 
-</CodeGroup>
-
 ### 2. Create an email template
 
 Start by creating your email template on `src/emails/email-template.tsx`:
@@ -50,27 +48,24 @@ Change the file extension of the worker's main file to `tsx` and modify your con
 After that, you can send your email using the `react` parameter:
 
 ```tsx
+import * as React from 'react';
 import { Resend } from 'resend';
 import { EmailTemplate } from './emails/email-template';
 
 export default {
-  async fetch(request: Request, env: Env, ctx: ExecutionContext): Promise<Response> {
+  async fetch(request, env, context): Promise<Response> {
     const resend = new Resend('re_123456789');
 
     const data = await resend.emails.send({
       from: 'Acme <[email protected]>',
       to: ['[email protected]'],
       subject: 'hello world',
       react: <EmailTemplate firstName="John" />,
-    }):
-
-    return new Response(JSON.stringify(data), {
-      headers: {
-        'Content-Type': 'application/json',
-      },
     });
+
+    return Response.json(data);
   },
-};
+} satisfies ExportedHandler<Env, ExecutionContext>;
 ```
 
 ### 4. Deploy and send email

src/index.tsx

@@ -1,9 +1,10 @@
+import * as React from 'react';
 import { Resend } from 'resend';
 import { EmailTemplate } from './emails/email-template';
 
 export default {
-	async fetch(request: Request, env: Env, ctx: ExecutionContext): Promise<Response> {
-		const resend = new Resend('re_123456789'/* env.RESEND_API_KEY */);
+	async fetch(request, env, context): Promise<Response> {
+		const resend = new Resend('re_123456789' /* env.RESEND_API_KEY */);
 
 		const data = await resend.emails.send({
 			from: 'Acme <[email protected]>',
@@ -12,10 +13,6 @@ export default {
 			react: <EmailTemplate firstName="John" />,
 		});
 
-		return new Response(JSON.stringify(data), {
-			headers: {
-				'Content-Type': 'application/json',
-			},
-		});
+		return Response.json(data);
 	},
-};
+} satisfies ExportedHandler<Env, ExecutionContext>;

tsconfig.json

@@ -13,7 +13,7 @@
 		/* Language and Environment */
 		"target": "es2021" /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */,
 		"lib": ["es2021"] /* Specify a set of bundled library declaration files that describe the target runtime environment. */,
-		"jsx": "react-jsx" /* Specify what JSX code is generated. */,
+		"jsx": "react" /* Specify what JSX code is generated. */,
 		// "experimentalDecorators": true,                   /* Enable experimental support for TC39 stage 2 draft decorators. */
 		// "emitDecoratorMetadata": true,                    /* Emit design-type metadata for decorated declarations in source files. */
 		// "jsxFactory": "",                                 /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h' */