Built-in Niagara-specific widgets at Home page

Preset five basic phone functions,this UI should be small and clean,no words,eazy to tap.

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|Browser(or AI) Camera Gallery Calculator Weather|

user could choose their own basic app,or move the order 0️⃣1️⃣2️⃣3️⃣4️⃣

not allow to change icon on this build-in widget,hope Niagara design make it simple and pretty✨️