Add long press action support

[devload]

Description

Add support for long press gesture to trigger context menus and special actions.

Requirements

• Implement LongPressAction class
• Support configurable press duration (default 1000ms)
• Handle context menu detection
• Work with any UI element

Files

• smartmonkey/exploration/action.py (add LongPressAction)
• smartmonkey/device/event_manager.py (add long_press method)

Usage example

# Long press on element
LongPressAction(element=target, duration=1000)

# Long press at coordinates
LongPressAction(x=540, y=960, duration=1500)

Acceptance Criteria

• LongPressAction implemented
• Duration parameter (default 1000ms)
• Works with elements and coordinates
• Context menu handling