Function initSimpleInteractions

Initialize simple interaction handlers using data attributes.

Supported data attributes:

• data-action="cancel-navigate" data-url="..." - Cancel and navigate
• data-action="cancel-back" - Cancel and go back
• data-action="navigate" data-url="..." - Simple navigation
• data-action="back" - Go back in history
• data-confirm="message" - Show confirmation before action

For forms:

• data-confirm-submit="message" - Confirm before form submission