Add Tool info links and MCP section to tool cards and preview pages
- Dashboard: add "Tool info" link → preview.php on every tool card footer
- Landing page: convert lt-card <a> to div+onclick, add footer with "Learn more" link and copyable MCP slug pill
- preview.php: add MCP Integration section per tool (slug, copy button, claude_desktop_config.json snippet, login note)
- CSS: lt-card__footer, lt-card__mcp-pill, lt-preview-mcp section styles
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
daveadmin
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