Add blog post: MongoDB GridFS File Storage Management with SQL-Style Queries

Comprehensive tutorial covering GridFS architecture, chunking strategies,
metadata queries, document management systems, media platforms, performance
optimization, and security controls. Includes QueryLeaf integration examples
for familiar SQL-style file operations.

🤖 Generated with [Claude Code](https://claude.ai/code)

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

Author: rathboma