fix: align express port with fastapi port

packages/create-llama/templates/types/simple/express/README-template.md

@@ -17,7 +17,7 @@ npm run dev
 Then call the express API endpoint `/api/chat` to see the result:
 
 ```
-curl --location 'localhost:3000/api/chat' \
+curl --location 'localhost:8000/api/chat' \
 --header 'Content-Type: application/json' \
 --data '{ "messages": [{ "role": "user", "content": "Hello" }] }'
 ```

packages/create-llama/templates/types/simple/express/index.ts

@@ -3,7 +3,7 @@ import express, { Express, Request, Response } from "express";
 import chatRouter from "./src/routes/chat.route";
 
 const app: Express = express();
-const port = 3000;
+const port = 8000;
 
 app.use(express.json());
 

packages/create-llama/templates/types/streaming/express/README-template.md

@@ -17,7 +17,7 @@ npm run dev
 Then call the express API endpoint `/api/chat` to see the result:
 
 ```
-curl --location 'localhost:3000/api/chat' \
+curl --location 'localhost:8000/api/chat' \
 --header 'Content-Type: application/json' \
 --data '{ "messages": [{ "role": "user", "content": "Hello" }] }'
 ```

packages/create-llama/templates/types/streaming/express/index.ts

@@ -3,7 +3,7 @@ import express, { Express, Request, Response } from "express";
 import chatRouter from "./src/routes/chat.route";
 
 const app: Express = express();
-const port = 3000;
+const port = 8000;
 
 app.use(express.json());