SearXNG: Added persistant redis data volume

searxng/docker-compose.yaml

@@ -1,12 +1,12 @@
 services:
   redis:
     container_name: searxng_redis
-    image: redis:alpine
-    command: redis-server --save "" --appendonly "no"
+    image: docker.io/library/redis:alpine
+    command: redis-server --save 30 1 --loglevel warning
     networks:
       - searxng
-    tmpfs:
-      - /var/lib/redis
+    volumes:
+      - redis-data:/data
     cap_drop:
       - ALL
     cap_add:
@@ -42,3 +42,6 @@ networks:
   searxng:
     ipam:
       driver: default
+
+volumes:
+  redis-data: