Modeldraw v2.2.0 released 🚀

Expanding our data modeling capabilities with comprehensive Entity-Relationship Diagram support, plus continued improvements to connection handling across all diagram types.

• Entity-Relationship Diagram (ERD): Design database schemas using industry-standard Crow's Foot notation with support for entities, relationships, cardinality constraints, and attribute mapping 🎉
• Enhanced Link Auto-Layout: Improved routing algorithm for complex diagrams with better handling of overlapping connections and optimized path generation