Merge branch 'docker-redis-config' into 'master'

Default redis configuration for docker setup

See merge request allianceauth/allianceauth!1787

docker/conf/redis.conf

@@ -0,0 +1,12 @@
+# Set the maximum memory usage
+maxmemory 2GB
+
+# Evict old keys instead of growing
+maxmemory-policy allkeys-lru
+
+# Disable disk persistence
+appendonly no
+save ""
+
+# Optional: reduce fragmentation
+activedefrag yes

docker/docker-compose.yml

@@ -78,10 +78,11 @@ services:
 
   redis:
     image: redis:8
-    command: redis-server
+    command: ["redis-server", "/usr/local/etc/redis/redis.conf"]
     restart: always
     volumes:
       - "redis-data:/data"
+      - ./conf/redis.conf:/usr/local/etc/redis/redis.conf:ro
       - ./conf/redis_healthcheck.sh:/usr/local/bin/redis_healthcheck.sh
     healthcheck:
       test: ["CMD", "/usr/local/bin/redis_healthcheck.sh"]