add redis

redis/docker-compose.yml

@@ -0,0 +1,15 @@
+version: '3'
+services:
+  redis:
+    container_name: "redis"
+    restart: unless-stopped
+    network_mode: "host"
+    image: redis:5.0.14
+    networks:
+      nginx:
+        aliases:
+          - nsfw_api
+
+networks:
+  nginx:
+    external: true