Add minimal service stubs

services/vad/app.py

@@ -0,0 +1,26 @@
+from fastapi import FastAPI
+import redis
+import os
+
+app = FastAPI()
+
+redis_host = os.getenv("REDIS_HOST", "localhost")
+redis_port = int(os.getenv("REDIS_PORT", 6379))
+r = redis.Redis(host=redis_host, port=redis_port, decode_responses=True)
+
+@app.get("/health")
+async def health():
+    return {"status": "ok", "service": "vad"}
+
+@app.websocket("/audio-stream")
+async def audio_stream(websocket):
+    await websocket.accept()
+    print("Client connected to VAD")
+    try:
+        while True:
+            data = await websocket.receive_bytes()
+            # Пока ничего не делаем с данными
+            # В будущем здесь будет VAD-обработка
+            pass
+    except Exception as e:
+        print(f"VAD connection closed: {e}")