improvement(user): add ui_theme field

src/models/driver.cr

@@ -88,7 +88,7 @@ module PlaceOS::Model
       self.modules.each &.destroy
     end
 
-    # Reload all modules to update their settings
+    # Reload all modules to update their name
     #
     protected def update_modules
       self.modules.each do |mod|

src/models/module.cr

@@ -59,7 +59,7 @@ module PlaceOS::Model
     # Remove the module from associated (if any) ControlSystem
     before_destroy :remove_module
 
-    # ensure the fields are set correctly
+    # Ensure fields inherited from Driver are set correctly
     before_save :set_name_and_role
 
     # Finds the systems for which this module is in use
@@ -229,6 +229,8 @@ module PlaceOS::Model
       # TODO: log if there were failures
     end
 
+    # Set the name/role from the associated Driver
+    #
     protected def set_name_and_role
       driver_ref = driver.not_nil!
       self.role = driver_ref.role

src/models/user.cr

@@ -18,6 +18,7 @@ module PlaceOS::Model
     attribute phone : String
     attribute country : String
     attribute image : String
+    attribute ui_theme : String
     attribute metadata : String
 
     attribute login_name : String