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Proposed changes
manifest.jsonBrief description of rationale
Maskable icons are designed for PWAs to support a variety of icon shapes through extra padding. Most notably, they remove the "white border" present around Ion's current icon. Here is a nice comparison:

Technical details
This change introduces new maskable icons for Ion. Here are a few visual representations this icon can take:



They will take effect in the following environments:
For further details, see:
This was inspired by tjcsl/tin@9cf961c.