[feat] animations

src/ts/gui/animation.ts

@@ -0,0 +1,7 @@
+import { get } from "svelte/store";
+import { DataBase } from "../storage/database";
+
+export function updateAnimationSpeed(){
+    const db = get(DataBase);
+    document.documentElement.style.setProperty('--risu-animation-speed', db.animationSpeed  + 's');
+}