v3-to-v4-migration

# Phaser v3 to v4 Migration Guide This guide covers everything you need to change when upgrading a Phaser v3 project to Phaser v4. It is organized from highest-impact changes to smaller details, so you can work through it top-to-bottom. **Related skills:** ../v4-new-features/SKILL.md, ../game-setup-and-config/SKILL.md, ../filters-and-postfx/SKILL.md --- ## Table of Contents 1. [Renderer: Pipelines to Render Nodes](#1-renderer-pipelines-to-render-nodes) 2. [Canvas Renderer Deprecated](#2-canvas-renderer-deprecated) 3. [FX and Masks are now Filters](#3-fx-and-masks-are-now-filters) 4. [Tint System](#4-tint-system) 5. [Camera System](#5-camera-system) 6. [Texture Coordinates and GL Orientation](#6-texture-coordinates-and-gl-orientation) 7. [DynamicTexture and RenderTexture](#7-dynamictexture-and-rendertexture) 8. [Shader API](#8-shader-api) 9. [GLSL Loading](#9-glsl-loading) 10. [Lighting](#10-lighting) 11. [TileSprite](#11-tilesprite) 12. [Graphics and Shape](#12-graphics-and-shape) 13. [Geometry: Point Replaced by Vector2](#13-geometry-point-replaced-by-vector2) 14. [Math Constants](#14-math-constants) 15. [Data Structures](#15-data-structures) 16. [Round Pixels](#16-round-pixels) 17. [Removed Game Objects](#17-removed-game-objects) 18. [Removed Plugins and Entry Points](#18-removed-plugins-and-entry-points) 19. [Removed Utilities and Polyfills](#19-removed-utilities-and-polyfills) 20. [Spine Plugins](#20-spine-plugins) 21. [Miscellaneous Breaking Changes](#21-miscellaneo...