This simple module serves a favicon.ico from prosodys
HTTP server and nothing else.
Simply load the module. The icon can be replaced by adding a
favicon option to the config.
modules_enabled = {
    ...
    "favicon";
}
favicon = "/path/to/my-favicon.ico" -- Override the built in one
| trunk | Works | 
| 0.9 | Works | 
| 0.8 | Doesn’t work | 
With the plugin installer in Prosody 0.12 you can use:
sudo prosodyctl install --server=https://modules.prosody.im/rocks/ mod_http_favicon
          For earlier versions see the documentation for installing 3rd party modules