Add user registration

rc_core/src/persist/config/cubes_json.rs

@@ -259,6 +259,7 @@ impl <C: Clone> super::ConfigProvider<C> for CubeConfig {
     fn server_config(&self) -> super::ServerConfig {
         super::ServerConfig {
             database: self.settings.server.database.clone(),
+            auto_signup: self.settings.server.auto_signup,
         }
     }
 

rc_core/src/persist/config/traits.rs

@@ -88,6 +88,7 @@ pub struct TypedDevMessage<C> {
 
 pub struct ServerConfig {
     pub database: String,
+    pub auto_signup: bool,
 }
 
 #[derive(Clone, Debug)]