feat : add metrial fetcher

lib/catalog/lunaris.test.ts

@@ -2,6 +2,7 @@ import { describe, expect, it } from "vitest";
 
 import {
   avatarIconName,
+  ascensionSnapshot,
   characterDetailSchema,
   cleanLunarisText,
   constellationSnapshot,
@@ -58,6 +59,26 @@ describe("Lunaris character data", () => {
     expect(constellationSnapshot(detail, (icon) => icon)).toEqual([]);
   });
 
+  it("normalizes scalar and grouped ascension materials", () => {
+    const detail = characterDetailSchema.parse({
+      ascension: {
+        "202": 7049900,
+        exp: { "104001": 2, "104003": 418 },
+      },
+    });
+
+    expect(ascensionSnapshot(detail)).toEqual([
+      { type: "202", items: [{ key: "202", amount: 7049900 }] },
+      {
+        type: "exp",
+        items: [
+          { key: "104001", amount: 2 },
+          { key: "104003", amount: 418 },
+        ],
+      },
+    ]);
+  });
+
   it("reads the supported weapon type from character details", () => {
     const detail = characterDetailSchema.parse({
       info: { element: "Cryo", weapon: "WEAPON_SWORD_ONE_HAND" },