Adding workflow management

I

src/components/BaseComponent.py

@@ -34,3 +34,20 @@ class BaseComponent:
   @staticmethod
   def create_component_id(session):
     pass
+
+
+class BaseComponentSingleton(BaseComponent):
+  """
+  Base class for components that will have a single instance per user
+  """
+  
+  COMPONENT_INSTANCE_ID = None
+  
+  def __init__(self, session, _id=None, settings_manager=None, tabs_manager=None, **kwargs):
+    super().__init__(session, _id, **kwargs)
+    self._settings_manager = settings_manager
+    self.tabs_manager = tabs_manager
+  
+  @classmethod
+  def create_component_id(cls, session):
+    return f"{cls.COMPONENT_INSTANCE_ID}{session['user_id']}"