Compose M3 redesign wip

mastodon/src/main/res/drawable/m3_progress.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+	<item android:height="4dp" android:gravity="center_vertical" android:id="@android:id/background">
+		<shape>
+			<solid android:color="?colorM3SurfaceVariant"/>
+		</shape>
+	</item>
+	<item android:height="4dp" android:gravity="center_vertical" android:id="@android:id/progress">
+		<clip>
+			<shape>
+				<solid android:color="?colorM3Primary"/>
+			</shape>
+		</clip>
+	</item>
+</layer-list>