adds trail edit

web/src/lib/stores/toast_store.ts

@@ -0,0 +1,10 @@
+import { writable, type Writable } from "svelte/store";
+
+export type Toast = {
+    type: "info" | "success" | "warning" | "error"
+    icon: string;
+    text: string;
+}
+
+
+export const toast: Writable<Toast> = writable();