🐛 Setup page transitions

Bugged for some reason, the old page stays before the new page loading at the end

src/utils/contants.ts

@@ -0,0 +1,10 @@
+// Delays
+export const DELAY = {
+    PAGE_LOADING: 600,
+}
+
+// Durations
+export const DURATION = {
+    PAGE_IN: 400,
+    PAGE_OUT: 400,
+}

src/utils/stores/index.ts

@@ -0,0 +1,3 @@
+import { writable } from 'svelte/store'
+
+export const pageLoading = writable(false)