Demonstrate how to generate level with "Procedural Generation Grid" package in ecs way

This project require Procedural Generation Grid (Beta) You have to manually import it prior using this demo

This demo has few limitation In the MoveToNativeCollection.cs you can see that

1. CellPosition is calculated manually (so it's assume that the grid size is (1,1)
2. It use uniform scale for the prefabs.

You can adjust the grid size at the build planner executor

• project use camera controll from unity entities demo project
• Giphy as FPS on screen counter
• VContainer for dependency injection
• ecs from unity