feat: Update documentation to reflect new connection safety features …

[ric-v]

This pull request finalizes and documents several major features related to connection safety, table intelligence, and query productivity, marking them as complete and updating all relevant user-facing documentation. The updates highlight new production-ready safety features, advanced table analytics, and productivity enhancements, ensuring that users are fully informed of the latest capabilities.

Feature Documentation Updates

• Added detailed descriptions of the new "Connection Safety" features (environment tagging, read-only mode, query safety analyzer, and risk indicators) in README.md, MARKETPLACE.md, and docs/index.html. [1] [2] [3]
• Documented "Table Intelligence" features (table profiling, activity monitoring, index analytics, and definition viewer) across all main documentation files. [1] [2] [3]
• Added "EXPLAIN CodeLens" and "Auto-LIMIT" query protection to feature lists and detailed descriptions. [1] [2] [3]

Changelog and Roadmap Updates

• Updated CHANGELOG.md to officially release version 0.8.1, listing all new connection safety features as added.
• Marked Phase 6 ("Data Intelligence & Productivity") as complete in docs/ROADMAP.md, with checklists and implementation notes for Auto-LIMIT, EXPLAIN CodeLens, table profiling, activity monitoring, and index analytics.

Performance and Safety Feature Highlights

• Enhanced documentation sections to showcase new production-ready safety (environment tagging, read-only mode, query analyzer, risk indicators) and advanced performance insights (table statistics, real-time monitoring, bloat detection, index usage analytics). [1] [2] [3]

These changes collectively ensure the documentation and changelog accurately reflect the latest feature set, improving clarity for users and signaling project maturity.…and enhancements