fix optional config section related

split api/client well_known

simplify well_known config access

Signed-off-by: Jason Volk <jason@zemos.net>

src/api/server/well_known.rs

@@ -10,7 +10,7 @@ pub(crate) async fn well_known_server(
 	State(services): State<crate::State>, _body: Ruma<discover_homeserver::Request>,
 ) -> Result<discover_homeserver::Response> {
 	Ok(discover_homeserver::Response {
-		server: match services.globals.well_known_server() {
+		server: match services.server.config.well_known.server.as_ref() {
 			Some(server_name) => server_name.to_owned(),
 			None => return Err(Error::BadRequest(ErrorKind::NotFound, "Not found.")),
 		},