feat(achievements): black fade in and out from home and settings screen

app/components/Home/BottomScreen/Buttons.vue

@@ -17,7 +17,7 @@ const { selected, selectorPosition } = useButtonNavigation({
     settings: [112, 167, 31, 26],
     achievements: [225, 167, 31, 26],
   },
-  initialButton: "projects",
+  initialButton: store.selectedButton,
   onButtonClick: (button) => {
     if (button === "theme") throw new Error(`Not implemented: ${button}`);
 
@@ -64,6 +64,10 @@ const { selected, selectorPosition } = useButtonNavigation({
   },
 });
 
+watch(selected, (newSelected) => {
+  store.selectedButton = newSelected;
+});
+
 const getButtonOffset = (button: (typeof selected)["value"]) => {
   if (selected.value === button) return store.outro.buttonOffsetY;
   return 0;