add read me

docker-compose.yml

@@ -0,0 +1,10 @@
+services:
+  piper:
+    image: rhasspy/wyoming-piper
+    container_name: piper_tts
+    restart: unless-stopped
+    ports:
+      - "10200:10200"
+    volumes:
+      - ./data:/data
+    command: --voice en_US-hal_6409-medium --data-dir /data --length-scale 1.22 --noise-scale 0.667 --noise-w 0.8