Updating README.md

Fix defender vars in sftpgo example

examples/archivebox/README.md

@@ -10,3 +10,5 @@ Before starting the compose stack, ensure that you have downloaded the sonic con
 Place the config file in the bind volume mount path for sonic.
 
 The default username and password are: archivebox
+
+Please read the [official storage requirements](https://github.com/ArchiveBox/ArchiveBox#storage-requirements) if your ArchiveBox instance is running slow, sluggish or times out. TLDR: Do not store the Docker volume data on a network storage like SMB/NFS.

examples/sftpgo/docker-compose.yml

@@ -18,11 +18,11 @@ services:
       SFTPGO_DATA_PROVIDER__PORT: 3306
       SFTPGO_DATA_PROVIDER__USERNAME: sftpgo # please change
       SFTPGO_DATA_PROVIDER__PASSWORD: sftpgo # please change
-      SFTPGO_COMMON_DEFENDER__ENABLED: true
-      SFTPGO_COMMON_DEFENDER__BAN_TIME: 15
-      SFTPGO_COMMON_DEFENDER__BAN_TIME_INCREMENT: 100
-      SFTPGO_COMMON_DEFENDER__THRESHOLD: 5
-      SFTPGO_COMMON_DEFENDER__OBSERVATION_TIME: 15
+      SFTPGO_COMMON__DEFENDER__ENABLED: true
+      SFTPGO_COMMON__DEFENDER__BAN_TIME: 15
+      SFTPGO_COMMON__DEFENDER__BAN_TIME_INCREMENT: 100
+      SFTPGO_COMMON__DEFENDER__THRESHOLD: 5
+      SFTPGO_COMMON__DEFENDER__OBSERVATION_TIME: 15
     volumes:
       - ${DOCKER_VOLUME_STORAGE:-/mnt/docker-volumes}/sftpgo/data:/srv/sftpgo