- Display collection name, description, and tags
- Show clickable list of items in the collection
- Each item shows icon, filename, usage hint, and type badge
- Clicking an item opens that file in the modal
- Hide copy/download buttons for collections (they don't apply)
- Update URL hash when opening/closing modal (#file=path)
- Handle browser back/forward navigation
- Open modal on page load if hash is present
- Share button now copies deep link URL instead of GitHub URL
- Add Download button to download file as .md file
- Add Share button to copy GitHub link to clipboard
- Both buttons appear in modal header and list view actions
- Use icon-only buttons in list view for cleaner UI
- Replace separate VS Code/Insiders buttons with single Install dropdown
- Primary 'Install' button opens in VS Code, dropdown chevron reveals options
- Dropdown shows 'VS Code' and 'VS Code Insiders' choices
- Add CSS for split button styling with glassmorphism dropdown
- Apply to modal and all list views (agents, prompts, instructions)
- Fix VS Code install URL format to match README links
- Add separate buttons for VS Code and VS Code Insiders
- Support install links for agents, prompts, and instructions
- Add VS Code icon SVG to buttons
