feat(tip): rename premium coffee tiers

src/app/tip/__tests__/tip-coffee-tier-selector.test.tsx

@@ -20,13 +20,13 @@ const items: readonly TipCoffeeTierItem[] = [
   },
   {
     type: "medium",
-    displayName: "Golden Reserve",
+    displayName: "Gilded Heart",
     priceLabel: "US$ 9.99",
     unavailable: false,
   },
   {
     type: "large",
-    displayName: "Imperial Grand Cru",
+    displayName: "Crown Blossom",
     priceLabel: "US$ 19.99",
     unavailable: false,
   },
@@ -67,8 +67,8 @@ describe("TipCoffeeTierSelector", () => {
     act(() => root.render(<Harness />));
 
     expect(container.textContent).toContain("Velvet Espresso");
-    expect(container.textContent).toContain("Golden Reserve");
-    expect(container.textContent).toContain("Imperial Grand Cru");
+    expect(container.textContent).toContain("Gilded Heart");
+    expect(container.textContent).toContain("Crown Blossom");
     expect(
       container.querySelector<HTMLInputElement>('input[value="medium"]')
         ?.checked,

src/lib/tip/__tests__/tip_coffee.test.ts

@@ -29,13 +29,13 @@ describe("tip coffee configuration", () => {
     });
     expect(getTipCoffeeOption("medium")).toMatchObject({
       amountCents: 999,
-      displayName: "Golden Reserve",
+      displayName: "Gilded Heart",
       image: { src: "/images/tip/medium.png", width: 1024, height: 1024 },
       planId: "tip_coffee_usd_9_99",
     });
     expect(getTipCoffeeOption("large")).toMatchObject({
       amountCents: 1999,
-      displayName: "Imperial Grand Cru",
+      displayName: "Crown Blossom",
       image: { src: "/images/tip/large.png", width: 1024, height: 1024 },
       planId: "tip_coffee_usd_19_99",
     });

src/lib/tip/tip_coffee.ts

@@ -32,7 +32,7 @@ const TIP_COFFEE_OPTION_BY_TYPE: Record<TipCoffeeType, TipCoffeeOption> = {
   medium: {
     type: "medium",
     amountCents: 999,
-    displayName: "Golden Reserve",
+    displayName: "Gilded Heart",
     image: {
       src: "/images/tip/medium.png",
       width: 1024,
@@ -43,7 +43,7 @@ const TIP_COFFEE_OPTION_BY_TYPE: Record<TipCoffeeType, TipCoffeeOption> = {
   large: {
     type: "large",
     amountCents: 1999,
-    displayName: "Imperial Grand Cru",
+    displayName: "Crown Blossom",
     image: {
       src: "/images/tip/large.png",
       width: 1024,