$ ./server runs the fileserver
$ ./command <arg1> <arg2> ... sends a command to the server
$ ./query <arg1> <arg2> ... sends a query to the server and returns the response

Commands

SAVE <namespace> <name> <contents> saves a file
DELETE <namespace> <name> deletes a file if it exists
DELETE_ALL <namespace> deletes an entire namespace

To save a file to the fileserver you can do:
$ ./command SAVE my-project-namespace 1.html "<!DOCTYPE html><html>...</html>"
$ ./command SAVE my-project-namespace 2.xml "$(cat some/xml/file)"

Queries

CONTAINS <namespace> <name> returns Y if the file exists in the namespace, else N
LOAD <namespace> <name> returns the file contents if it exists, else -1

To load a file from the fileserver you can do:
$ ./query LOAD my-project-namespace 1.html