Align branding, prompts, and deployment tooling

frontend/README.md

@@ -2,13 +2,13 @@
 
 ```bash
 cd frontend
-npm install
+npm ci
 npm run dev
 ```
 
 Default dev URL: `http://localhost:5173`
 
-The frontend expects the EvoTraders gateway WebSocket on `ws://localhost:8765` unless overridden.
+The frontend expects the 大时代 gateway WebSocket on `ws://localhost:8765` unless overridden.
 
 ## Recommended Local Backend Stack
 
@@ -40,6 +40,16 @@ VITE_WS_URL=ws://localhost:8765
 
 There is also a starter template at [frontend/env.template](./env.template).
 
+For production deployments, prefer:
+
+```bash
+cd frontend
+npm ci
+npm run build
+```
+
+This ensures the deployed frontend matches the checked-in `package-lock.json`.
+
 ## Direct-Service Coverage
 
 Current direct-call coverage includes: