docs: tag README Pro link

Author: aadeshrao123

README.md

@@ -1,6 +1,6 @@
 # UnrealMCP — AI Bridge for Unreal Engine 5
 
-> **Enjoying this?** This is the free, open-source community edition. If you want the fully maintained build — 385+ commands, Niagara, PCG, StateTree, Insights profiling, regular updates for UE 5.7 and 5.8 — check out the **Pro version (CodeFizz Editor Agent)** at **[codefizz.dev](https://codefizz.dev)**.
+> **Enjoying this?** This is the free, open-source community edition. If you want the fully maintained build — 385+ commands, Niagara, PCG, StateTree, Insights profiling, regular updates for UE 5.7 and 5.8 — check out the **Pro version (CodeFizz Editor Agent)** at **[codefizz.dev](https://codefizz.dev/?utm_source=github&utm_medium=readme&utm_campaign=unreal_mcp_oss)**.
 
 Control Unreal Engine 5 editor from AI coding assistants (Claude Code, Cursor, Windsurf, etc.). Create materials, blueprints, Niagara VFX, StateTrees, spawn actors, manage data tables, profile performance, and more — **280 commands** across 13 categories, all without leaving your terminal.