Chore: Restructure Repository for SvelteKit

_old/store/notifications.svelte.ts

@@ -0,0 +1,36 @@
+export interface Toast {
+  id:        string;
+  kind:      "success" | "error" | "info" | "download";
+  title:     string;
+  body?:     string;
+  duration?: number;
+}
+
+export interface ActiveDownload {
+  chapterId: number;
+  mangaId:   number;
+  progress:  number;
+}
+
+class NotificationStore {
+  toasts:          Toast[]          = $state([]);
+  activeDownloads: ActiveDownload[] = $state([]);
+
+  addToast(toast: Omit<Toast, "id">) {
+    this.toasts = [...this.toasts, { ...toast, id: Math.random().toString(36).slice(2) }].slice(-5);
+  }
+
+  dismissToast(id: string) {
+    this.toasts = this.toasts.filter(x => x.id !== id);
+  }
+
+  setActiveDownloads(next: ActiveDownload[]) {
+    this.activeDownloads = next;
+  }
+}
+
+export const notifications = new NotificationStore();
+
+export function addToast(toast: Omit<Toast, "id">)        { notifications.addToast(toast); }
+export function dismissToast(id: string)                   { notifications.dismissToast(id); }
+export function setActiveDownloads(next: ActiveDownload[]) { notifications.setActiveDownloads(next); }