Plugin Development

class CremeAppConfig(AppConfig):
    """
    Base configuration class for Creme CRM applications.
    
    Methods:
    - register_entity_models(): Register entity models
    - register_bricks(): Register dashboard bricks/widgets
    - register_menu_entries(): Register navigation menu items
    - register_custom_forms(): Register custom form layouts
    """

# Example custom entity
class CustomProduct(CremeEntity):
    """
    Custom product entity extending base CRM functionality.
    
    Attributes:
    - name: str, product name
    - custom_field: str, business-specific field
    """
    name = models.CharField(max_length=100)
    custom_field = models.TextField(blank=True)
    
    class Meta:
        app_label = 'my_custom_app'
        verbose_name = 'Custom Product'
        verbose_name_plural = 'Custom Products'