feat: add local auth billing and usage management

tests/evolink-image-client.test.ts

@@ -7,7 +7,7 @@ import {
 } from "@/lib/evolink/image-client";
 
 describe("EvoLink image client helpers", () => {
-  it("builds payloads for GPT Image 2 generation", () => {
+  it("builds GPT Image 2 payloads with the platform 1K resolution", () => {
     const payload = buildEvolinkImagePayload("image.generate", {
       prompt: "商品海报",
       imageUrls: ["https://example.com/ref.png"],
@@ -16,8 +16,7 @@ describe("EvoLink image client helpers", () => {
     }, {
       baseUrl: "https://api.evolink.ai",
       model: "gpt-image-2",
-      quality: "medium",
-      resolution: "2K"
+      quality: "medium"
     });
 
     expect(payload).toMatchObject({
@@ -26,29 +25,11 @@ describe("EvoLink image client helpers", () => {
       image_urls: ["https://example.com/ref.png"],
       size: "1:1",
       quality: "medium",
-      resolution: "2K",
+      resolution: "1K",
       n: 1
     });
   });
 
-  it("maps inpainting original and mask URLs", () => {
-    const payload = buildEvolinkImagePayload("image.inpaint", {
-      prompt: "移除背景杂物",
-      quality: "high",
-      imageUrls: ["https://example.com/original.png", "https://example.com/mask.png"]
-    }, {
-      baseUrl: "https://api.evolink.ai",
-      model: "gpt-image-2",
-      quality: "medium"
-    });
-
-    expect(payload).toMatchObject({
-      image_urls: ["https://example.com/original.png"],
-      mask_url: "https://example.com/mask.png",
-      quality: "high"
-    });
-  });
-
   it("normalizes task ids, statuses, and result URLs", () => {
     const response = {
       data: {