chore: Temporary Feature Tweaks

[4ndrelim]

1. To prioritize reliability and user experience while balancing cost, we will temporarily disable some of the more advanced XtraMCP features
2. Include documentation on these features for transparency (and for subsequent local hosting)

[Copilot]

Pull request overview

This PR temporarily disables several advanced XtraMCP features to prioritize reliability and manage operational costs. The changes include commenting out specific tool names in the frontend, removing collapsible UI components, and updating documentation to reflect which features are currently enabled or disabled.

Key Changes:

• Disabled advanced XtraMCP tools (deep_research, verify_citations, enhance_academic_writing, get_user_papers, search_user) by commenting them out in the tools configuration
• Simplified the JSON-RPC result display component by removing collapse/expand functionality
• Enhanced documentation with deployment status for each XtraMCP tool and clearer descriptions of capabilities

Reviewed changes

Copilot reviewed 4 out of 4 changed files in this pull request and generated 6 comments.

File	Description
webapp/_webapp/src/components/message-entry-container/tools/tools.tsx	Comments out disabled XtraMCP tools and reorganizes tool list with clearer category labels
webapp/_webapp/src/components/message-entry-container/tools/jsonrpc.tsx	Removes collapsible UI for JSON-RPC results, simplifies component structure
demo/xtramcp/readme.md	Adds deployment status column to tool table, documents disabled features, and adds new tool documentation
README.md	Updates project description, corrects formatting, and clarifies XtraMCP deployment status

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