primer commit

mini-frontend/docs/flujo-lotes.md

@@ -18,7 +18,7 @@ graph TB
     TYPES[types/sapBatch.ts]
   end
 
-  subgraph "Backend FastAPI (backend-sn)"
+  subgraph "Backend FastAPI (mini-backend)"
     ROUTER[routers/batch.py]
     CORE[core/sap.py<br/>forward_to_sapb1]
   end
@@ -156,5 +156,5 @@ App.tsx (BrowserRouter)
 | `api.ts` | `src/utils/` | Cliente HTTP con sesión, token, timeout |
 | `enums.ts` | `src/utils/` | Mapeos enum SAP (BATCH_STATUS_APROB, etc.) |
 | `sapBatch.ts` | `src/types/` | Interfaz TypeScript BatchNumberDetail |
-| `batch.py` | `backend-sn/routers/` | Rutas FastAPI GET/PATCH BatchNumberDetails |
-| `sap.py` | `backend-sn/core/` | Proxy universal a SAP Service Layer |
+| `batch.py` | `mini-backend/routers/` | Rutas FastAPI GET/PATCH BatchNumberDetails |
+| `sap.py` | `mini-backend/core/` | Proxy universal a SAP Service Layer |