[update] マウントファイルにngwords.txtを追加

docker-compose.yml

@@ -6,6 +6,7 @@ services:
       - './config.json:/nullcatchan/config.json:ro'
       - './font.ttf:/nullcatchan/font.ttf:ro'
       - './data:/nullcatchan/data'
+      - './ngwords.txt:/nullcatchan/ngwords.txt'
     restart: always
     environment:
       TZ: Asia/Tokyo