Improved accessibility scanner with enhanced framework support

[aka76bm]

Improved accessibility scanner with enhanced framework support

Description

This PR enhances the accessibility scanner with:

• Better SPA support through wait_for_selector
• Mobile device emulation capabilities
• Improved reporting with Markdown format
• Enhanced Copilot context in issue descriptions

Issues Addressed

• Fixes #<issue_number> - Add framework-specific accessibility rules
• Related to #<issue_number> - Improve mobile accessibility testing
• Implements feature requested in #<issue_number> - Better reporting

Changes

• Added wait_for_selector and wait_for_timeout inputs
• Implemented device emulation for mobile testing
• Created comprehensive Markdown reporting
• Enhanced issue body structure for better AI context

Testing

• Tested with React SPA applications
• Verified mobile device emulation
• Confirmed report generation works correctly