Change Docker storage backend to filesystem-nio2

Dockerfile

@@ -27,7 +27,7 @@ ENV \
     S3PROXY_ENCRYPTED_BLOBSTORE_PASSWORD="" \
     S3PROXY_ENCRYPTED_BLOBSTORE_SALT="" \
     S3PROXY_READ_ONLY_BLOBSTORE="false" \
-    JCLOUDS_PROVIDER="filesystem" \
+    JCLOUDS_PROVIDER="filesystem-nio2" \
     JCLOUDS_ENDPOINT="" \
     JCLOUDS_REGION="" \
     JCLOUDS_REGIONS="us-east-1" \

src/main/resources/run-docker-container.sh

@@ -1,5 +1,7 @@
 #!/bin/sh
 
+mkdir "${JCLOUDS_FILESYSTEM_BASEDIR}"
+
 exec java \
     $S3PROXY_JAVA_OPTS \
     -DLOG_LEVEL="${LOG_LEVEL}" \