move dockerfile, add dev docker-compose.yml

docker/docker-compose.yml

@@ -0,0 +1,12 @@
+version: '3'
+
+services:
+  pile:
+    restart: always
+    build:
+      context: ../
+      dockerfile: ./docker/Dockerfile
+    ports:
+      - "8080:80"
+    volumes:
+      - ../www:/var/www/html