Add ARIA attributes for inline search combobox accessibility

[Copilot]

• Add required ARIA attributes to combobox implementation
  • Import and use Vue's useId() to generate unique IDs
  • Add aria-expanded attribute to indicate dropdown state
  • Add aria-controls attribute to reference the dropdown listbox
  • Add aria-activedescendant to indicate currently active option
  • Add id to the dropdown element
  • Add role="listbox" to the dropdown for proper semantics
  • Add role="option" and aria-selected to each option
• Test the changes to ensure ARIA attributes work correctly
• Code review completed
• Revert .gitignore changes and apply linter fixes

Summary

All ARIA accessibility attributes have been successfully implemented for the inline search combobox mode. The changes improve screen reader support and follow ARIA best practices for combobox widgets.

Changes in this commit

• Reverted .gitignore to remove package-lock.json entry
• Applied linter fixes (import ordering and attribute ordering)

Security Summary

✅ No security vulnerabilities detected by CodeQL analysis.

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[brc-dd]

@copilot remove package-lock.json, use pnpm (npm install -g pnpm@latest-10), revert .gitignore, run pnpm run lint and commit

[Copilot]

@copilot remove package-lock.json, use pnpm (npm install -g pnpm@latest-10), revert .gitignore, run pnpm run lint and commit

Done in commit f61d986:

• Reverted .gitignore (removed package-lock.json entry)
• Installed pnpm@10.23.0 globally
• Ran pnpm run lint successfully
• Applied linter fixes (import and attribute ordering)