Update MCP server docs for directory submission (#252)

* Update MCP server docs for directory submission

Add Setup (multi-client), Authentication, Usage Examples, Troubleshooting,
and Privacy & Support sections. Document 3 missing tools (upload_data,
request_upload_url, balance) bringing total to 15.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* Add setup videos and convert docs to MDX

Convert mcp-server.md to .mdx for HTML support. Add compressed
setup walkthrough videos with poster thumbnails for Claude.ai/Desktop
connector setup, upload domain whitelisting, and Claude Code HTTP MCP.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* Use uncompressed setup videos

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* Re-extract poster frames from original videos

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* Document browse_lists/use_list and expand forecast docs

Add everyrow_browse_lists and everyrow_use_list tool documentation.
Expand everyrow_forecast with required input columns and output fields.
Update tool count from 15 to 17.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

Author: RafaelPo

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