Use file=/path/to/db to specify the database file where chat history should be stored. Other config variables are the same as those for mod_chat_history.
Code merged adapted and merged from Mimicmod's repository:
https://github.com/mimicmod/uhub.git
Dynamic commands are user commands that can be added dynamically to
the hub by a plugin.
The example plugin (mod_example.c) adds a !example command that when
invoked send a message to the user who invoked it.