chore(frontend): parameterize Binance WS URL via VITE_WS_URL_BINANCE and update plan

Author: ldamasio

apps/frontend/.env.example

@@ -1,3 +1,3 @@
 VITE_API_BASE_URL=http://127.0.0.1:8000
 VITE_WS_URL=ws://127.0.0.1:8000/ws
-
+VITE_WS_URL_BINANCE=wss://stream.binance.com:9443/ws/btcusdt@ticker

apps/frontend/src/components/logged/ActualPrice.jsx

@@ -5,7 +5,8 @@ function ActualPrice() {
 
   const [numero,setNumero] = useState(0);
 
-  const { lastJsonMessage, sendMessage } = useWebSocket('wss://stream.binance.com:9443/ws/btcusdt@ticker', {
+  const WS_URL = import.meta.env.VITE_WS_URL_BINANCE || 'wss://stream.binance.com:9443/ws/btcusdt@ticker'
+  const { lastJsonMessage, sendMessage } = useWebSocket(WS_URL, {
     onOpen: () => console.log(`Connected to App WS`),
     onMessage: () => {
       if (lastJsonMessage) {

docs/MIGRATION_PLAN.md

@@ -41,6 +41,7 @@ Steps
    - [x] Configure envs (`VITE_API_BASE_URL`, `VITE_WS_URL`) and update README
    - [x] Normalize env usage in Dataframe.jsx (use VITE_API_BASE_URL)
    - [x] Normalize env usage in Patrimony.jsx and Balance.jsx
+   - [x] Parameterize Binance WS URL in ActualPrice.jsx via `VITE_WS_URL_BINANCE`
    - [ ] Add minimal contract tests for adapters (mock fetch/WS)
 6) GitOps/Infra alignment
    - [ ] Restructure manifests to `infra/k8s/{base,overlays}` or Helm/Kustomize