improve ui

add track properties editor

app/src/primitives/AnimatedProperty.ts

@@ -0,0 +1,10 @@
+import { z } from "zod";
+import { AnimatedValue } from "./Values";
+
+export const AnimatedProperty = z.object({
+  propertyPath: z.string(),
+  animatedValue: AnimatedValue,
+  label: z.string(),
+});
+
+export const AnimatedProperties = z.array(AnimatedProperty);