Conditional Rules in Registration Builder Fix

1. Trigger Field Selection - Dropdown to select which field triggers the rule (filters to checkbox, dropdown, radio, text fields)
2. Operator Selection - Dropdown with options:
	- equals
	- not equals
	- contains
	- is not empty
	- is empty
3. Value Input - Smart input based on field type:
	- Checkbox fields → dropdown with "Checked (true)" / "Unchecked (false)"
	- empty/not_empty operators → disabled (no value needed)
	- Other fields → text input
4. Action Selection - Dropdown with options:
	- Show fields
	- Hide fields
	- Make required
	- Make optional
5. Target Fields - Checkbox list of all fields (excluding the trigger field) to select which fields are affected
6. Rule Summary - A blue info box at the bottom of each rule showing a human-readable summary of the configured rule

src/components/SettingsSidebar.js

@@ -7,7 +7,6 @@ const settingsItems = [
   { label: 'Permissions', path: '/admin/settings/permissions', icon: Shield },
   { label: 'Theme', path: '/admin/settings/theme', icon: Palette },
   { label: 'Directory', path: '/admin/settings/directory', icon: BookUser },
-  // { label: 'Registration', path: '/admin/settings/registration', icon: FileEdit }, // Commented out for future fallback
 ];
 
 const SettingsTabs = () => {