Update logo requirements (#3852)

* Update logo requirements

Update logo requirements, include recommendations for optimizing file size.

* Update README.md

* Update README.md

README.md

@@ -588,11 +588,11 @@ The [Ecosystem Helper](https://mvw4g-yiaaa-aaaam-abnva-cai.icp0.io/) is an oncha
 
 ### Asset guidelines
 
-| Asset       |          | Requirements | Format       | Notes                                                                             |
-|-------------|----------|--------------|--------------|-----------------------------------------------------------------------------------|
-| logo        | required | 112x112px    | webp/svg/png | Currently displayed 56x56px                                                       |
-| screenshots | optional | 1024x576px   | webp/jpg     | The schema supports multiple files, but only the first one will be displayed      |
-| video       | optional | max 10MB     | webm/mp4     | If there is a video file specified, it will be displayed instead of a screenshot. |
+| Asset       |          | Requirements                    | Format                    | Notes                                                                                  |
+|-------------|----------|---------------------------------|---------------------------|----------------------------------------------------------------------------------------|
+| logo        | required | 112x112px (1:1 aspect ratio)    | svg(recommended)/png/webp | Optimize file size with [SVGOMG](https://svgomg.net) or [TinyPNG](https://tinypng.com) |
+| screenshots | optional | 1024x576px                      | webp/jpg                  | The schema supports multiple files, but only the first one will be displayed           |
+| video       | optional | max 10MB                        | webm/mp4                  | If there is a video file specified, it will be displayed instead of a screenshot.      |
 
 ### Tags