diff --git a/fix-aplus03.js b/fix-aplus03.js
new file mode 100644
index 0000000..6a290e2
--- /dev/null
+++ b/fix-aplus03.js
@@ -0,0 +1,94 @@
+/**
+ * 修复 APlus_03 的 4K 还原脚本
+ */
+require('dotenv').config();
+const axios = require('axios');
+const fs = require('fs');
+const path = require('path');
+const { S3Client, PutObjectCommand } = require('@aws-sdk/client-s3');
+const imageProcessor = require('./lib/image-processor');
+
+const API_KEY = 'G9rXx3Ag2Xfa7Gs8zou6t6HqeZ';
+const API_BASE = 'https://api.wuyinkeji.com/api';
+
+const r2Client = new S3Client({
+  region: 'auto',
+  endpoint: `https://${process.env.R2_ACCOUNT_ID}.r2.cloudflarestorage.com`,
+  credentials: {
+    accessKeyId: process.env.R2_ACCESS_KEY_ID,
+    secretAccessKey: process.env.R2_SECRET_ACCESS_KEY,
+  },
+  forcePathStyle: true,
+});
+
+async function uploadToR2(buffer, filename) {
+  const fileName = `fix-aplus03-${Date.now()}-${filename}`;
+  await r2Client.send(new PutObjectCommand({
+    Bucket: process.env.R2_BUCKET_NAME || 'ai-flow',
+    Key: fileName,
+    Body: buffer,
+    ContentType: 'image/jpeg',
+  }));
+  return `${process.env.R2_PUBLIC_DOMAIN}/${fileName}`;
+}
+
+async function main() {
+  const v2Path = path.join(__dirname, 'output_carrier_v2_2025-12-27/APlus_03.jpg');
+  const outputDir = path.join(__dirname, 'output_carrier_v3_4K_Upscale_2025-12-29T02-32-52'); // 覆盖到当前的 4K 目录
+
+  console.log('🛠️  正在修复 APlus_03.jpg...');
+
+  const prompt = `
+[FIDELITY ENHANCEMENT - 4K]
+REFERENCE: An Amazon A+ detail module.
+DESCRIPTION: 
+- Two panels showing Chanel Brown quilted leather.
+- Left panel has water splashes and "TouchDog" silver logo in small script font.
+- Right panel shows a silver buckle.
+- Bottom has text "LUXURIOUS FEEL & STYLISH DESIGN".
+
+STRICT REQUIREMENTS:
+1. 1:1 PIXEL FIDELITY: Keep the layout, logo position (bottom-left of left panel), and fonts EXACTLY as shown in the reference image.
+2. NO REDESIGN: Do not change the logo to capital letters or move it to the center.
+3. QUALITY ONLY: Just enhance the clarity, leather texture sharpness, and metal reflections.
+`.trim();
+
+  const imgBuffer = fs.readFileSync(v2Path);
+  const imgUrl = await uploadToR2(imgBuffer, 'APlus_03.jpg');
+
+  const payload = {
+    key: API_KEY,
+    prompt: prompt,
+    img_url: imgUrl,
+    aspectRatio: '3:2',
+    imageSize: '4K'
+  };
+
+  const response = await axios.post(`${API_BASE}/img/nanoBanana-pro`, payload);
+  const taskId = response.data.data?.id || response.data.id;
+  console.log(`   Task ID: ${taskId}`);
+
+  let resultUrl;
+  let attempts = 0;
+  while (attempts < 60) {
+    const res = await axios.get(`${API_BASE}/img/drawDetail`, { params: { key: API_KEY, id: taskId } });
+    if (res.data.data?.status === 2) {
+      resultUrl = res.data.data.image_url;
+      break;
+    }
+    process.stdout.write('.');
+    await new Promise(r => setTimeout(r, 3000));
+    attempts++;
+  }
+
+  if (resultUrl) {
+    const res = await axios.get(resultUrl, { responseType: 'arraybuffer' });
+    fs.writeFileSync(path.join(outputDir, 'APlus_03.jpg'), Buffer.from(res.data));
+    console.log('\n✅ APlus_03.jpg 修复完成并存入 v3 目录');
+  }
+}
+
+main().catch(console.error);
+
+
+
diff --git a/poc-workflow-carrier-v3.js b/poc-workflow-carrier-v3.js
new file mode 100644
index 0000000..e2abb2c
--- /dev/null
+++ b/poc-workflow-carrier-v3.js
@@ -0,0 +1,214 @@
+/**
+ * POC Workflow Carrier V3: 高保真、零推理工作流
+ * 
+ * 核心策略：
+ * 1. 强力约束：锁定五金细节、文字大小写、精确尺寸数据。
+ * 2. 视觉统一：强制 AI 使用统一背景颜色、字体风格和标注样式。
+ * 3. 素材绑定：每张图绑定最准确的源文件，减少 AI “脑补”。
+ */
+
+require('dotenv').config();
+const axios = require('axios');
+const fs = require('fs');
+const path = require('path');
+const { S3Client, PutObjectCommand } = require('@aws-sdk/client-s3');
+const imageProcessor = require('./lib/image-processor');
+
+const API_KEY = 'G9rXx3Ag2Xfa7Gs8zou6t6HqeZ';
+const API_BASE = 'https://api.wuyinkeji.com/api';
+
+const r2Client = new S3Client({
+  region: 'auto',
+  endpoint: `https://${process.env.R2_ACCOUNT_ID}.r2.cloudflarestorage.com`,
+  credentials: {
+    accessKeyId: process.env.R2_ACCESS_KEY_ID,
+    secretAccessKey: process.env.R2_SECRET_ACCESS_KEY,
+  },
+  forcePathStyle: true,
+});
+
+// ============================================================
+// 统一视觉标准 (Global UI Standards)
+// ============================================================
+const UI_STANDARDS = {
+  font: "Modern geometric sans-serif font (OPPOSans style), clean and highly readable",
+  background: "Clean unified soft beige gradient background (#F5EDE4 to #FFFFFF)",
+  calloutStyle: "Minimalist thin solid lines with small dots, professional and tidy",
+  brandText: "touchdog (ALWAYS LOWERCASE, no exceptions)",
+  dimensions: "L: 15.35\" x W: 6.1\" x H: 8.27\" (Height: 28 cm)"
+};
+
+// ============================================================
+// 工具函数
+// ============================================================
+
+async function uploadToR2(buffer, filename) {
+  const fileName = `carrier-v3-${Date.now()}-${filename}`;
+  await r2Client.send(new PutObjectCommand({
+    Bucket: process.env.R2_BUCKET_NAME || 'ai-flow',
+    Key: fileName,
+    Body: buffer,
+    ContentType: 'image/jpeg',
+  }));
+  return `${process.env.R2_PUBLIC_DOMAIN}/${fileName}`;
+}
+
+async function submitTask(prompt, imgUrl, aspectRatio) {
+  const payload = {
+    key: API_KEY,
+    prompt: prompt,
+    img_url: imgUrl,
+    aspectRatio: aspectRatio,
+    imageSize: '4K' // 维持 4K 高清
+  };
+  const response = await axios.post(`${API_BASE}/img/nanoBanana-pro`, payload, { timeout: 60000 });
+  return response.data.data?.id || response.data.id;
+}
+
+async function pollResult(taskId) {
+  let attempts = 0;
+  while (attempts < 100) {
+    const res = await axios.get(`${API_BASE}/img/drawDetail`, { params: { key: API_KEY, id: taskId } });
+    if (res.data.data?.status === 2) return res.data.data.image_url;
+    if (res.data.data?.status === 3) throw new Error('Failed: ' + res.data.data.fail_reason);
+    process.stdout.write('.');
+    await new Promise(r => setTimeout(r, 2000));
+    attempts++;
+  }
+  throw new Error('Timeout');
+}
+
+// ============================================================
+// V3 高保真 Prompt 构建器
+// ============================================================
+
+function buildFidelityPrompt(config) {
+  return `
+[IMAGE EDITING TASK - STRICT FIDELITY MODE]
+
+1. REFERENCE ANALYSIS:
+Source product is a luxury pet carrier.
+KEY DETAIL: The front pockets use SILVER TUCK-LOCK CLASPS (round/oval metal locks), NOT prong buckles.
+KEY DETAIL: Brand logo is "touchdog" in LOWERCASE.
+
+2. CRITICAL PRESERVATION (DO NOT MODIFY PRODUCT):
+- KEEP the exact hardware style: Silver metal tuck-lock clasps.
+- KEEP the "touchdog" logo in LOWERCASE.
+- KEEP the diamond quilted texture and mocha brown color (#59483D).
+- DO NOT add side pockets if they are not in the reference.
+
+3. EDITING TASKS:
+${config.tasks.join('\n')}
+
+4. UI & STYLE STANDARDS:
+- Background: ${UI_STANDARDS.background}
+- Font: ${UI_STANDARDS.font}
+- All text must be in English.
+- Use ${UI_STANDARDS.calloutStyle} for any annotations.
+
+5. TEXT CONTENT:
+${config.textContent.join('\n')}
+
+OUTPUT: 4K High Definition, Professional Amazon US Listing Style.
+`.trim();
+}
+
+// ============================================================
+// 任务执行逻辑
+// ============================================================
+
+async function runV3() {
+  const materialDir = path.join(__dirname, '素材/登机包');
+  const outputDir = path.join(__dirname, `output_carrier_v3_Final_${new Date().toISOString().slice(0, 10)}`);
+  if (!fs.existsSync(outputDir)) fs.mkdirSync(outputDir, { recursive: true });
+
+  console.log('🚀 启动 V3 高保真生成工作流 (对齐客户反馈)...');
+
+  const tasks = [
+    {
+      id: 'APlus_02',
+      source: 'P1191464.JPG', // 侧面结构图
+      config: {
+        tasks: [
+          "Place the bag under an airplane seat in a high-end cabin setting.",
+          "Add airline approval icons."
+        ],
+        textContent: [
+          "Title: AIRLINE APPROVED",
+          "Bullet 1: Height: 28 cm (Fits Most Airlines)",
+          "Bullet 2: TSA Compliant Design"
+        ]
+      }
+    },
+    {
+      id: 'APlus_03',
+      source: '1023_0151.JPG', // 特写图（有正确扣件）
+      config: {
+        tasks: [
+          "Maintain the split-screen detail layout.",
+          "Enhance the water-shedding droplets on the left side.",
+          "Sharpen the silver tuck-lock clasp on the right side."
+        ],
+        textContent: [
+          "Logo: touchdog (LOWERCASE)",
+          "Main Text: LUXURIOUS FEEL & STYLISH DESIGN",
+          "Subtext: Premium textured finish with light-luxury sheen"
+        ]
+      }
+    },
+    {
+      id: 'Main_02',
+      source: 'P1191451.JPG', // 侧面透气图
+      config: {
+        tasks: [
+          "Highlight the privacy curtains and mesh windows.",
+          "Add clean blue airflow arrows.",
+          "Replace background with unified soft beige gradient.",
+          "CRITICAL: REMOVE the short carrying handle on top of the bag. The top should be clean and flat without any short briefcase-style handle."
+        ],
+        textContent: [
+          "Text: 360° BREATHABLE COMFORT",
+          "Label: Adjustable Privacy Curtains",
+          "Label: Dual 2.5cm Vent Holes"
+        ]
+      }
+    },
+    {
+        id: 'Main_05',
+        source: 'P1191464.JPG', // 正面图用于尺寸
+        config: {
+          tasks: [
+            "Place bag on unified white/beige background.",
+            "Add dimension lines with precision."
+          ],
+          textContent: [
+            `Dimensions: ${UI_STANDARDS.dimensions}`,
+            "Text: FITS UNDER SEAT",
+            "Weight: 0.56 KG Lightweight"
+          ]
+        }
+      }
+  ];
+
+  for (const task of tasks) {
+    console.log(`\n🎨 正在处理 [${task.id}] 使用素材: ${task.source}`);
+    try {
+      const prompt = buildFidelityPrompt(task.config);
+      const imgBuffer = fs.readFileSync(path.join(materialDir, task.source));
+      const imgUrl = await uploadToR2(imgBuffer, task.source);
+      
+      const taskId = await submitTask(prompt, imgUrl, task.id.startsWith('APlus') ? '3:2' : '1:1');
+      const resultUrl = await pollResult(taskId);
+      
+      const resultBuffer = await axios.get(resultUrl, { responseType: 'arraybuffer' });
+      fs.writeFileSync(path.join(outputDir, `${task.id}.jpg`), Buffer.from(resultBuffer.data));
+      fs.writeFileSync(path.join(outputDir, `${task.id}_prompt.txt`), prompt);
+      console.log(`✅ ${task.id} 成功`);
+    } catch (e) {
+      console.error(`❌ ${task.id} 失败: ${e.message}`);
+    }
+  }
+}
+
+runV3().catch(console.error);
+
diff --git a/poc-workflow-carrier.js b/poc-workflow-carrier.js
new file mode 100644
index 0000000..f157823
--- /dev/null
+++ b/poc-workflow-carrier.js
@@ -0,0 +1,572 @@
+/**
+ * POC Workflow Carrier: 登机包 P图工作流 (V2)
+ * 基于 V6 优化逻辑，针对 "Touchdog Pioneer Light Luxury Pet Carrier" 定制
+ * 更新：使用用户提供的精确产品信息 (US English)
+ */
+
+require('dotenv').config();
+const axios = require('axios');
+const fs = require('fs');
+const path = require('path');
+const sharp = require('sharp');
+const { S3Client, PutObjectCommand } = require('@aws-sdk/client-s3');
+const imageProcessor = require('./lib/image-processor');
+
+// ============================================================
+// 配置
+// ============================================================
+const API_KEY = 'G9rXx3Ag2Xfa7Gs8zou6t6HqeZ';
+const API_BASE = 'https://api.wuyinkeji.com/api';
+
+const r2Client = new S3Client({
+  region: 'auto',
+  endpoint: `https://${process.env.R2_ACCOUNT_ID}.r2.cloudflarestorage.com`,
+  credentials: {
+    accessKeyId: process.env.R2_ACCESS_KEY_ID,
+    secretAccessKey: process.env.R2_SECRET_ACCESS_KEY,
+  },
+  forcePathStyle: true,
+});
+
+// ============================================================
+// 通用工具
+// ============================================================
+
+async function uploadToR2(buffer, filename) {
+  const fileName = `carrier-v2-${Date.now()}-${filename}`;
+  await r2Client.send(new PutObjectCommand({
+    Bucket: process.env.R2_BUCKET_NAME || 'ai-flow',
+    Key: fileName,
+    Body: buffer,
+    ContentType: filename.endsWith('.png') ? 'image/png' : 'image/jpeg',
+  }));
+  return process.env.R2_PUBLIC_DOMAIN
+    ? `${process.env.R2_PUBLIC_DOMAIN}/${fileName}`
+    : `https://${process.env.R2_ACCOUNT_ID}.r2.cloudflarestorage.com/${process.env.R2_BUCKET_NAME}/${fileName}`;
+}
+
+async function submitImageTask(prompt, refImageUrl = null, aspectRatio = '1:1') {
+  const payload = {
+    key: API_KEY,
+    prompt: prompt,
+    aspectRatio: aspectRatio,
+    imageSize: '4K'
+  };
+  if (refImageUrl) payload.img_url = refImageUrl;
+
+  const response = await axios.post(`${API_BASE}/img/nanoBanana-pro`, payload, { timeout: 60000 }); // 增加超时时间到60s，因为4K生成慢
+  const taskId = response.data.data?.id;
+  if (!taskId) throw new Error('No task ID returned');
+  return taskId;
+}
+
+async function pollImageResult(taskId) {
+  let attempts = 0;
+  const maxAttempts = 90;
+  while (attempts < maxAttempts) {
+    try {
+      const response = await axios.get(`${API_BASE}/img/drawDetail`, {
+        params: { key: API_KEY, id: taskId },
+        timeout: 10000
+      });
+      const data = response.data.data;
+      if (data && data.status === 2 && data.image_url) return data.image_url;
+      else if (data && data.status === 3) throw new Error('Generation failed: ' + (data.fail_reason || 'Unknown'));
+      
+      process.stdout.write('.');
+      await new Promise(r => setTimeout(r, 2000));
+      attempts++;
+    } catch (error) {
+      if (error.message.includes('Generation failed')) throw error;
+      process.stdout.write('x');
+      await new Promise(r => setTimeout(r, 3000));
+      attempts++;
+    }
+  }
+  throw new Error('Timeout');
+}
+
+async function downloadImage(url) {
+  const response = await axios.get(url, { responseType: 'arraybuffer', timeout: 30000 });
+  return Buffer.from(response.data);
+}
+
+async function generateAIImage(prompt, refImageUrl = null, aspectRatio = '1:1') {
+  console.log('   提交AI任务...');
+  const taskId = await submitImageTask(prompt, refImageUrl, aspectRatio);
+  console.log(`   Task ID: ${taskId}`);
+  const imageUrl = await pollImageResult(taskId);
+  console.log('\n   ✓ AI生成完成');
+  return await downloadImage(imageUrl);
+}
+
+// ============================================================
+// Prompt 构建器
+// ============================================================
+
+function buildEditPrompt(config) {
+  const { subjectDescription, preserveElements, editTasks, layoutDescription, styleGuide, aspectRatio } = config;
+
+  return `
+[IMAGE EDITING TASK - NOT GENERATION]
+
+REFERENCE IMAGE ANALYSIS:
+The reference image shows: ${subjectDescription}
+
+CRITICAL PRESERVATION REQUIREMENTS (DO NOT MODIFY):
+${preserveElements.map((e, i) => `${i + 1}. ${e}`).join('\n')}
+
+EDITING TASKS (ONLY THESE CHANGES ARE ALLOWED):
+${editTasks.map((t, i) => `${i + 1}. ${t}`).join('\n')}
+
+LAYOUT SPECIFICATION:
+${layoutDescription}
+
+STYLE GUIDE:
+${styleGuide}
+
+OUTPUT: ${aspectRatio} ratio, professional Amazon listing quality
+
+FINAL CHECK: Before output, verify that the product matches the reference image EXACTLY in:
+- Color (Chanel Brown / Chocolate Brown)
+- Texture (Premium Faux Leather with sheen)
+- Shape (Rectangular Carrier)
+- Brand details (Silver hardware, TOUCHDOG logo)
+`.trim();
+}
+
+// ============================================================
+// 7张 Main Images 生成逻辑
+// ============================================================
+
+async function generateMain01(materials, outputDir) {
+  console.log('\n🎨 [Main_01] 场景首图+卖点');
+  const buffer = fs.readFileSync(materials.mainImage);
+  const url = await uploadToR2(buffer, 'main-01.jpg');
+
+  const prompt = buildEditPrompt({
+    subjectDescription: `A luxury Chanel Brown pet carrier bag (TOUCHDOG Pioneer) with premium faux leather texture.`,
+    preserveElements: [
+      `The bag MUST remain Chanel Brown with its specific glossy texture`,
+      `Silver metal clasps and TOUCHDOG logo plate`,
+      `Shape and structure must be preserved exactly`
+    ],
+    editTasks: [
+      `Place bag in a premium airport VIP lounge setting (softly blurred)`,
+      `Add "AIRLINE APPROVED" gold/silver stamp icon at top left`,
+      `Add 3 feature bubbles at bottom: "FITS UNDER SEAT", "PREMIUM FAUX LEATHER", "VENTILATED DESIGN"`,
+      `Ensure lighting highlights the "light-luxury sheen" of the material`
+    ],
+    layoutDescription: `Center: Product; Background: High-end travel context; Bottom: Feature icons`,
+    styleGuide: `Light Luxury aesthetic. Sophisticated and elegant.`,
+    aspectRatio: '1:1 square'
+  });
+
+  const result = await generateAIImage(prompt, url, '1:1');
+  await imageProcessor.saveImage(result, path.join(outputDir, 'Main_01.jpg'));
+  fs.writeFileSync(path.join(outputDir, 'Main_01_prompt.txt'), prompt);
+  return true;
+}
+
+async function generateMain02(materials, outputDir) {
+  console.log('\n🎨 [Main_02] 侧面透气窗展示');
+  const buffer = fs.readFileSync(materials.sideImage);
+  const url = await uploadToR2(buffer, 'main-02.jpg');
+
+  const prompt = buildEditPrompt({
+    subjectDescription: `Side view of the carrier showing mesh ventilation and dual 2.5cm vent holes.`,
+    preserveElements: [
+      `The mesh window and vent hole details`,
+      `Brown leather texture and silver hardware`
+    ],
+    editTasks: [
+      `Add airflow arrows (light blue/white) flowing into the mesh and vent holes`,
+      `Add text "360° BREATHABLE COMFORT"`,
+      `Add callout for "PRIVACY CURTAINS" pointing to the roll-up flap`,
+      `Background: Clean, bright studio setting`,
+      `Show a small dog peeking through the mesh`
+    ],
+    layoutDescription: `Side view focus. Graphic arrows indicating airflow.`,
+    styleGuide: `Technical yet premium. Emphasize "First-class cabin" breathability.`,
+    aspectRatio: '1:1 square'
+  });
+
+  const result = await generateAIImage(prompt, url, '1:1');
+  await imageProcessor.saveImage(result, path.join(outputDir, 'Main_02.jpg'));
+  fs.writeFileSync(path.join(outputDir, 'Main_02_prompt.txt'), prompt);
+  return true;
+}
+
+async function generateMain03(materials, outputDir) {
+  console.log('\n🎨 [Main_03] 顶部开口与收纳');
+  const buffer = fs.readFileSync(materials.topImage || materials.mainImage);
+  const url = await uploadToR2(buffer, 'main-03.jpg');
+
+  const prompt = buildEditPrompt({
+    subjectDescription: `Top/Front view showing the flap pockets and magnetic closures.`,
+    preserveElements: [
+      `Pocket structure and magnetic buckle details`,
+      `Leather texture`
+    ],
+    editTasks: [
+      `Show the front flap pocket slightly open with pet treats/toys visible inside`,
+      `Add text label "THOUGHTFUL STORAGE"`,
+      `Add callout "MAGNETIC CLOSURE" pointing to the buckle`,
+      `Background: Soft neutral surface`,
+      `Add "SECURE & STABLE" text`
+    ],
+    layoutDescription: `Focus on storage features and security.`,
+    styleGuide: `Functional elegance.`,
+    aspectRatio: '1:1 square'
+  });
+
+  const result = await generateAIImage(prompt, url, '1:1');
+  await imageProcessor.saveImage(result, path.join(outputDir, 'Main_03.jpg'));
+  fs.writeFileSync(path.join(outputDir, 'Main_03_prompt.txt'), prompt);
+  return true;
+}
+
+async function generateMain04(materials, outputDir) {
+  console.log('\n🎨 [Main_04] 材质细节与做工');
+  const buffer = fs.readFileSync(materials.detailImage);
+  const url = await uploadToR2(buffer, 'main-04.jpg');
+
+  const prompt = buildEditPrompt({
+    subjectDescription: `Close-up of the premium faux leather and silver metal clasps.`,
+    preserveElements: [
+      `Silver metal clasps MUST remain shiny silver`,
+      `Smooth water-shedding texture`,
+      `Stitching quality`
+    ],
+    editTasks: [
+      `Enhance lighting to show the "water-shedding" capability (maybe a water droplet effect)`,
+      `Add magnifying glass effect on material`,
+      `Label 1: "WATER-SHEDDING FAUX LEATHER"`,
+      `Label 2: "METICULOUS CRAFTSMANSHIP"`,
+      `Background: Blurred luxury interior`
+    ],
+    layoutDescription: `Extreme close-up macro shot style.`,
+    styleGuide: `High-end fashion photography style. Focus on texture and sheen.`,
+    aspectRatio: '1:1 square'
+  });
+
+  const result = await generateAIImage(prompt, url, '1:1');
+  await imageProcessor.saveImage(result, path.join(outputDir, 'Main_04.jpg'));
+  fs.writeFileSync(path.join(outputDir, 'Main_04_prompt.txt'), prompt);
+  return true;
+}
+
+async function generateMain05(materials, outputDir) {
+  console.log('\n🎨 [Main_05] 尺寸图');
+  const buffer = fs.readFileSync(materials.mainImage);
+  const url = await uploadToR2(buffer, 'main-05.jpg');
+
+  const prompt = buildEditPrompt({
+    subjectDescription: `The carrier bag isolated on plain background.`,
+    preserveElements: [`Bag shape and proportions`],
+    editTasks: [
+      `Place bag on pure white background`,
+      `Add precise dimension lines: Length 15.35", Width 6.1", Height 8.27"`,
+      `Add text "TSA COMPLIANT" and "FITS UNDER SEAT"`,
+      `Add weight capacity: "0.56 KG Lightweight Design"`
+    ],
+    layoutDescription: `Clean product shot with technical dimension overlays.`,
+    styleGuide: `Technical, informative, clean.`,
+    aspectRatio: '1:1 square'
+  });
+
+  const result = await generateAIImage(prompt, url, '1:1');
+  await imageProcessor.saveImage(result, path.join(outputDir, 'Main_05.jpg'));
+  fs.writeFileSync(path.join(outputDir, 'Main_05_prompt.txt'), prompt);
+  return true;
+}
+
+async function generateMain06(materials, outputDir) {
+  console.log('\n🎨 [Main_06] 旅行场景 (拉杆箱)');
+  const buffer = fs.readFileSync(materials.mainImage);
+  const url = await uploadToR2(buffer, 'main-06.jpg');
+
+  const prompt = buildEditPrompt({
+    subjectDescription: `The carrier bag sitting on top of a suitcase.`,
+    preserveElements: [`Bag appearance`],
+    editTasks: [
+      `Composite the bag sitting securely on top of a rolling suitcase (simulating luggage sleeve use)`,
+      `Background: Busy airport terminal`,
+      `Add text "HASSLE-FREE TRAVEL"`,
+      `Add callout "LUGGAGE SLEEVE COMPATIBLE"`
+    ],
+    layoutDescription: `Lifestyle action shot.`,
+    styleGuide: `Travel lifestyle. Smooth boarding experience.`,
+    aspectRatio: '1:1 square'
+  });
+
+  const result = await generateAIImage(prompt, url, '1:1');
+  await imageProcessor.saveImage(result, path.join(outputDir, 'Main_06.jpg'));
+  fs.writeFileSync(path.join(outputDir, 'Main_06_prompt.txt'), prompt);
+  return true;
+}
+
+async function generateMain07(materials, outputDir) {
+  console.log('\n🎨 [Main_07] 模特/宠物佩戴图');
+  const buffer = fs.readFileSync(materials.mainImage);
+  const url = await uploadToR2(buffer, 'main-07.jpg');
+
+  const prompt = buildEditPrompt({
+    subjectDescription: `The carrier bag being carried by a woman.`,
+    preserveElements: [`Bag appearance`],
+    editTasks: [
+      `Show a stylish woman carrying the bag on her shoulder`,
+      `A small dog head peeking out happily`,
+      `Setting: Outdoor city street or park`,
+      `Text overlay: "TRAVEL IN ELEGANCE"`,
+      `Vibe: "Light-luxury statement"`
+    ],
+    layoutDescription: `Fashion lifestyle shot.`,
+    styleGuide: `Fashion-forward, stylish. Chanel Brown color palette.`,
+    aspectRatio: '1:1 square'
+  });
+
+  const result = await generateAIImage(prompt, url, '1:1');
+  await imageProcessor.saveImage(result, path.join(outputDir, 'Main_07.jpg'));
+  fs.writeFileSync(path.join(outputDir, 'Main_07_prompt.txt'), prompt);
+  return true;
+}
+
+// ============================================================
+// 7张 A+ Images 生成逻辑 (3:2 Landscape)
+// ============================================================
+
+async function generateAPlus01(materials, outputDir) {
+  console.log('\n🎨 [APlus_01] 品牌横幅');
+  const buffer = fs.readFileSync(materials.mainImage);
+  const url = await uploadToR2(buffer, 'aplus-01.jpg');
+
+  const prompt = buildEditPrompt({
+    subjectDescription: `The carrier bag in a premium setting.`,
+    preserveElements: [`Bag appearance`],
+    editTasks: [
+      `Create wide banner (3:2)`,
+      `Left: Elegant brand text "TOUCHDOG" and "PIONEER LIGHT LUXURY SERIES"`,
+      `Right: The bag placed on a velvet armchair or luxury car seat`,
+      `Mood: Sophisticated, comfortable, high-end`
+    ],
+    layoutDescription: `Wide brand header.`,
+    styleGuide: `Luxury brand aesthetic. Chanel Brown tones.`,
+    aspectRatio: '3:2 landscape'
+  });
+
+  const result = await generateAIImage(prompt, url, '3:2');
+  await imageProcessor.saveImage(result, path.join(outputDir, 'APlus_01.jpg'));
+  fs.writeFileSync(path.join(outputDir, 'APlus_01_prompt.txt'), prompt);
+  return true;
+}
+
+async function generateAPlus02(materials, outputDir) {
+  console.log('\n🎨 [APlus_02] 核心卖点: 航空认证');
+  const buffer = fs.readFileSync(materials.mainImage);
+  const url = await uploadToR2(buffer, 'aplus-02.jpg');
+
+  const prompt = buildEditPrompt({
+    subjectDescription: `The carrier bag under an airplane seat.`,
+    preserveElements: [`Bag structure`],
+    editTasks: [
+      `Show the bag fitting perfectly under an airplane seat`,
+      `Text overlay: "AIRLINE APPROVED FOR HASSLE-FREE TRAVEL"`,
+      `Bullet points: "Height < 25cm", "Fits Most Airlines", "Smooth Boarding"`,
+      `Background: Airplane cabin interior`
+    ],
+    layoutDescription: `Contextual usage shot.`,
+    styleGuide: `Professional travel.`,
+    aspectRatio: '3:2 landscape'
+  });
+
+  const result = await generateAIImage(prompt, url, '3:2');
+  await imageProcessor.saveImage(result, path.join(outputDir, 'APlus_02.jpg'));
+  fs.writeFileSync(path.join(outputDir, 'APlus_02_prompt.txt'), prompt);
+  return true;
+}
+
+async function generateAPlus03(materials, outputDir) {
+  console.log('\n🎨 [APlus_03] 材质细节: 奢华体验');
+  const buffer = fs.readFileSync(materials.detailImage);
+  const url = await uploadToR2(buffer, 'aplus-03.jpg');
+
+  const prompt = buildEditPrompt({
+    subjectDescription: `Close-up of the smooth faux leather texture.`,
+    preserveElements: [`Leather texture and silver hardware`],
+    editTasks: [
+      `Split screen or collage layout`,
+      `Image 1: Close up of water-shedding surface`,
+      `Image 2: Close up of silver buckle details`,
+      `Text: "LUXURIOUS FEEL & STYLISH DESIGN"`,
+      `Caption: "Premium textured finish with light-luxury sheen"`
+    ],
+    layoutDescription: `Detail oriented layout.`,
+    styleGuide: `High-end fashion detail.`,
+    aspectRatio: '3:2 landscape'
+  });
+
+  const result = await generateAIImage(prompt, url, '3:2');
+  await imageProcessor.saveImage(result, path.join(outputDir, 'APlus_03.jpg'));
+  fs.writeFileSync(path.join(outputDir, 'APlus_03_prompt.txt'), prompt);
+  return true;
+}
+
+async function generateAPlus04(materials, outputDir) {
+  console.log('\n🎨 [APlus_04] 透气与舒适 (头等舱体验)');
+  const buffer = fs.readFileSync(materials.sideImage);
+  const url = await uploadToR2(buffer, 'aplus-04.jpg');
+
+  const prompt = buildEditPrompt({
+    subjectDescription: `The carrier showing ventilation features.`,
+    preserveElements: [`Mesh window and vent holes`],
+    editTasks: [
+      `Show interior view or cutaway showing "First-class cabin" space`,
+      `Highlight "Dual 2.5cm Vent Holes" and "Light-blocking Curtains"`,
+      `Text: "360° BREATHABLE COMFORT"`,
+      `Show happy pet inside enjoying the airflow`
+    ],
+    layoutDescription: `Comfort focused.`,
+    styleGuide: `Airy, comfortable, safe.`,
+    aspectRatio: '3:2 landscape'
+  });
+
+  const result = await generateAIImage(prompt, url, '3:2');
+  await imageProcessor.saveImage(result, path.join(outputDir, 'APlus_04.jpg'));
+  fs.writeFileSync(path.join(outputDir, 'APlus_04_prompt.txt'), prompt);
+  return true;
+}
+
+async function generateAPlus05(materials, outputDir) {
+  console.log('\n🎨 [APlus_05] 安全与稳固');
+  const buffer = fs.readFileSync(materials.mainImage);
+  const url = await uploadToR2(buffer, 'aplus-05.jpg');
+
+  const prompt = buildEditPrompt({
+    subjectDescription: `The carrier bag structure.`,
+    preserveElements: [`Bag shape`],
+    editTasks: [
+      `Visual diagram showing "Internal Sturdy Base Board" (prevents sagging)`,
+      `Callout for "Anti-escape Safety Buckle"`,
+      `Text: "SECURE, STABLE & METICULOUSLY CRAFTED"`,
+      `Show diagram of composite fiberboard support`
+    ],
+    layoutDescription: `Technical breakdown/X-ray view style.`,
+    styleGuide: `Safe, reliable, sturdy.`,
+    aspectRatio: '3:2 landscape'
+  });
+
+  const result = await generateAIImage(prompt, url, '3:2');
+  await imageProcessor.saveImage(result, path.join(outputDir, 'APlus_05.jpg'));
+  fs.writeFileSync(path.join(outputDir, 'APlus_05_prompt.txt'), prompt);
+  return true;
+}
+
+async function generateAPlus06(materials, outputDir) {
+  console.log('\n🎨 [APlus_06] 收纳与便捷');
+  const buffer = fs.readFileSync(materials.topImage || materials.mainImage);
+  const url = await uploadToR2(buffer, 'aplus-06.jpg');
+
+  const prompt = buildEditPrompt({
+    subjectDescription: `The carrier bag pockets.`,
+    preserveElements: [`Pocket details`],
+    editTasks: [
+      `Show items being organized into pockets (documents, treats, toys)`,
+      `Text: "THOUGHTFUL STORAGE & PRACTICAL CONVENIENCE"`,
+      `Highlight "Front Flap Pocket" and "Rear Slip Pocket"`,
+      `Lifestyle context: preparing for travel`
+    ],
+    layoutDescription: `Organization demonstration.`,
+    styleGuide: `Organized, clean, helpful.`,
+    aspectRatio: '3:2 landscape'
+  });
+
+  const result = await generateAIImage(prompt, url, '3:2');
+  await imageProcessor.saveImage(result, path.join(outputDir, 'APlus_06.jpg'));
+  fs.writeFileSync(path.join(outputDir, 'APlus_06_prompt.txt'), prompt);
+  return true;
+}
+
+async function generateAPlus07(materials, outputDir) {
+  console.log('\n🎨 [APlus_07] 对比图');
+  const buffer = fs.readFileSync(materials.mainImage);
+  const url = await uploadToR2(buffer, 'aplus-07.jpg');
+
+  const prompt = buildEditPrompt({
+    subjectDescription: `The Touchdog carrier.`,
+    preserveElements: [`Bag appearance`],
+    editTasks: [
+      `Left (Touchdog): Stylish, sturdy, airline approved (Checkmark)`,
+      `Right (Generic): Saggy, ugly, uncomfortable (X mark)`,
+      `Text: "WHY CHOOSE TOUCHDOG PIONEER?"`,
+      `Comparison points: "Anti-Sag Base vs Flimsy", "Breathable vs Stuffy", "Luxury PU vs Cheap Cloth"`
+    ],
+    layoutDescription: `Side-by-side comparison.`,
+    styleGuide: `Clear contrast. Superior quality emphasis.`,
+    aspectRatio: '3:2 landscape'
+  });
+
+  const result = await generateAIImage(prompt, url, '3:2');
+  await imageProcessor.saveImage(result, path.join(outputDir, 'APlus_07.jpg'));
+  fs.writeFileSync(path.join(outputDir, 'APlus_07_prompt.txt'), prompt);
+  return true;
+}
+
+async function main() {
+  const materialDir = path.join(__dirname, '素材/登机包');
+  
+  // 识别素材
+  const materials = {
+    // 换成干净的图作为主素材
+    mainImage: path.join(materialDir, '1023_0201.JPG'), 
+    // 侧面图保持不变
+    sideImage: path.join(materialDir, 'P1191451.JPG'), 
+    topImage: path.join(materialDir, '1023_0201.JPG'),
+    detailImage: path.join(materialDir, '1023_0151.JPG')
+  };
+
+  // 检查文件
+  for (const [key, val] of Object.entries(materials)) {
+    if (!fs.existsSync(val)) {
+      console.log(`⚠️ 警告: ${key} 文件不存在 (${val})，尝试使用主图替代`);
+      materials[key] = materials.mainImage;
+    }
+  }
+
+  const timestamp = new Date().toISOString().slice(0, 19).replace(/:/g, '-');
+  const outputDir = path.join(__dirname, `output_carrier_v3_4K_${timestamp}`);
+  if (!fs.existsSync(outputDir)) fs.mkdirSync(outputDir, { recursive: true });
+
+  console.log('🚀 开始生成登机包图片 (V2 - US English)...');
+  console.log('   输出目录:', outputDir);
+
+  const tasks = [
+    // Main Images
+    // { id: 'Main_01', fn: generateMain01 },
+    // { id: 'Main_02', fn: generateMain02 },
+    // { id: 'Main_03', fn: generateMain03 },
+    // { id: 'Main_04', fn: generateMain04 },
+    // { id: 'Main_05', fn: generateMain05 },
+    { id: 'Main_06', fn: generateMain06 },
+    { id: 'Main_07', fn: generateMain07 },
+    // A+ Images
+    // { id: 'APlus_01', fn: generateAPlus01 },
+    // { id: 'APlus_02', fn: generateAPlus02 },
+    // { id: 'APlus_03', fn: generateAPlus03 },
+    // { id: 'APlus_04', fn: generateAPlus04 },
+    // { id: 'APlus_05', fn: generateAPlus05 },
+    // { id: 'APlus_06', fn: generateAPlus06 },
+    // { id: 'APlus_07', fn: generateAPlus07 },
+  ];
+
+  for (const task of tasks) {
+    try {
+      await task.fn(materials, outputDir);
+      console.log(`✅ ${task.id} 完成`);
+    } catch (e) {
+      console.error(`❌ ${task.id} 失败: ${e.message}`);
+    }
+  }
+}
+
+main().catch(console.error);
diff --git a/test-vision-carrier.js b/test-vision-carrier.js
new file mode 100644
index 0000000..ef756c8
--- /dev/null
+++ b/test-vision-carrier.js
@@ -0,0 +1,81 @@
+/**
+ * Test Vision Extractor on Carrier Images
+ */
+require('dotenv').config();
+const fs = require('fs');
+const path = require('path');
+const { S3Client, PutObjectCommand } = require('@aws-sdk/client-s3');
+const { extractProductFeatures, buildGoldenDescription } = require('./lib/vision-extractor');
+
+// R2客户端配置
+const r2Client = new S3Client({
+  region: 'auto',
+  endpoint: `https://${process.env.R2_ACCOUNT_ID}.r2.cloudflarestorage.com`,
+  credentials: {
+    accessKeyId: process.env.R2_ACCESS_KEY_ID,
+    secretAccessKey: process.env.R2_SECRET_ACCESS_KEY,
+  },
+  forcePathStyle: true,
+});
+
+async function uploadToR2(filePath) {
+  const buffer = fs.readFileSync(filePath);
+  const fileName = `vision-test-${path.basename(filePath)}`;
+  
+  console.log(`   上传 ${path.basename(filePath)}...`);
+  
+  await r2Client.send(new PutObjectCommand({
+    Bucket: process.env.R2_BUCKET_NAME || 'ai-flow',
+    Key: fileName,
+    Body: buffer,
+    ContentType: 'image/jpeg',
+  }));
+
+  return process.env.R2_PUBLIC_DOMAIN
+    ? `${process.env.R2_PUBLIC_DOMAIN}/${fileName}`
+    : `https://${process.env.R2_ACCOUNT_ID}.r2.cloudflarestorage.com/${process.env.R2_BUCKET_NAME}/${fileName}`;
+}
+
+async function main() {
+  const materialDir = path.join(__dirname, '素材/登机包');
+  
+  // 选择几张代表性图片
+  // 假设 P1191464.JPG 是主图，1023_0151.JPG 是细节图
+  const targetFiles = ['P1191464.JPG', '1023_0151.JPG'];
+  
+  for (const file of targetFiles) {
+    const filePath = path.join(materialDir, file);
+    if (!fs.existsSync(filePath)) {
+      console.log(`❌ 文件不存在: ${file}`);
+      continue;
+    }
+
+    console.log(`\n🔍 分析图片: ${file}`);
+    
+    try {
+      // 1. 上传图片获取URL
+      const imageUrl = await uploadToR2(filePath);
+      console.log(`   URL: ${imageUrl}`);
+      
+      // 2. 调用Vision提取特征
+      const result = await extractProductFeatures(imageUrl);
+      
+      if (result) {
+        console.log('\n📋 提取结果:');
+        console.log(JSON.stringify(result, null, 2));
+        
+        console.log('\n✨ Golden Description:');
+        console.log(buildGoldenDescription(result, 'pet travel carrier'));
+      }
+      
+    } catch (e) {
+      console.error(`❌ 分析失败: ${e.message}`);
+    }
+  }
+}
+
+main().catch(console.error);
+
+
+
+
diff --git a/upscale-images.js b/upscale-images.js
new file mode 100644
index 0000000..c38d352
--- /dev/null
+++ b/upscale-images.js
@@ -0,0 +1,63 @@
+/**
+ * 批量图片优化脚本
+ * 功能：将指定目录下的图片放大到 2048px 并优化 JPEG 质量
+ */
+const fs = require('fs');
+const path = require('path');
+const sharp = require('sharp');
+
+async function upscaleImages(sourceDir) {
+  const outputDir = sourceDir + '_upscaled';
+  if (!fs.existsSync(outputDir)) fs.mkdirSync(outputDir);
+
+  const files = fs.readdirSync(sourceDir).filter(f => f.endsWith('.jpg') || f.endsWith('.png'));
+  
+  console.log(`🚀 开始优化 ${files.length} 张图片...`);
+  console.log(`📂 源目录: ${sourceDir}`);
+  console.log(`📂 输出目录: ${outputDir}`);
+
+  for (const file of files) {
+    const inputPath = path.join(sourceDir, file);
+    const outputPath = path.join(outputDir, file);
+    
+    try {
+      const image = sharp(inputPath);
+      const metadata = await image.metadata();
+      
+      console.log(`Processing ${file} (${metadata.width}x${metadata.height})...`);
+
+      // 目标尺寸：长边 2500px (满足亚马逊 Zoom 要求)
+      const targetSize = 2500;
+      
+      await image
+        .resize({
+          width: metadata.width >= metadata.height ? targetSize : null,
+          height: metadata.height > metadata.width ? targetSize : null,
+          kernel: sharp.kernel.lanczos3 // 高质量插值算法
+        })
+        // 适度锐化，提升清晰感
+        .sharpen({
+          sigma: 1.5,
+          m1: 1.0,
+          m2: 0.5
+        })
+        .jpeg({
+          quality: 95, // 高质量 JPEG
+          chromaSubsampling: '4:4:4' // 减少色彩压缩
+        })
+        .toFile(outputPath);
+        
+      console.log(`✅ 已优化: ${file}`);
+    } catch (e) {
+      console.error(`❌ 失败 ${file}: ${e.message}`);
+    }
+  }
+  console.log('✨ 全部完成！');
+}
+
+// 目标目录
+const targetDir = path.join(__dirname, 'output_carrier_v2_2025-12-27');
+upscaleImages(targetDir).catch(console.error);
+
+
+
diff --git a/upscale-to-4k-ai.js b/upscale-to-4k-ai.js
new file mode 100644
index 0000000..83973b0
--- /dev/null
+++ b/upscale-to-4k-ai.js
@@ -0,0 +1,161 @@
+/**
+ * 4K AI 升级脚本 (1:1 还原版)
+ * 逻辑：
+ * 1. 读取 v2 版本已生成的图片（客户已对齐的版本）
+ * 2. 将其作为 img_url (参考图) 传给 AI
+ * 3. 使用原 prompt，并开启 imageSize: '4K'
+ * 4. 这样 AI 会在 v2 的基础上进行高清化重绘，保持构图 1:1 还原
+ */
+
+require('dotenv').config();
+const axios = require('axios');
+const fs = require('fs');
+const path = require('path');
+const { S3Client, PutObjectCommand } = require('@aws-sdk/client-s3');
+const imageProcessor = require('./lib/image-processor');
+
+// ============================================================
+// 配置
+// ============================================================
+const API_KEY = 'G9rXx3Ag2Xfa7Gs8zou6t6HqeZ';
+const API_BASE = 'https://api.wuyinkeji.com/api';
+
+const r2Client = new S3Client({
+  region: 'auto',
+  endpoint: `https://${process.env.R2_ACCOUNT_ID}.r2.cloudflarestorage.com`,
+  credentials: {
+    accessKeyId: process.env.R2_ACCESS_KEY_ID,
+    secretAccessKey: process.env.R2_SECRET_ACCESS_KEY,
+  },
+  forcePathStyle: true,
+});
+
+// ============================================================
+// 工具函数
+// ============================================================
+
+async function uploadToR2(buffer, filename) {
+  const fileName = `upscale-4k-${Date.now()}-${filename}`;
+  await r2Client.send(new PutObjectCommand({
+    Bucket: process.env.R2_BUCKET_NAME || 'ai-flow',
+    Key: fileName,
+    Body: buffer,
+    ContentType: 'image/jpeg',
+  }));
+  return process.env.R2_PUBLIC_DOMAIN
+    ? `${process.env.R2_PUBLIC_DOMAIN}/${fileName}`
+    : `https://${process.env.R2_ACCOUNT_ID}.r2.cloudflarestorage.com/${process.env.R2_BUCKET_NAME}/${fileName}`;
+}
+
+async function submitUpscaleTask(prompt, refImageUrl, aspectRatio) {
+  const payload = {
+    key: API_KEY,
+    prompt: prompt, // 使用原 prompt 保持语义一致
+    img_url: refImageUrl, // 使用已生成的图作为底图
+    aspectRatio: aspectRatio,
+    imageSize: '4K' // 升级到 4K
+  };
+
+  const response = await axios.post(`${API_BASE}/img/nanoBanana-pro`, payload, { timeout: 60000 });
+  return response.data.data?.id || response.data.id;
+}
+
+async function pollImageResult(taskId) {
+  let attempts = 0;
+  const maxAttempts = 120; // 4K 稍微给多点时间
+  while (attempts < maxAttempts) {
+    try {
+      const response = await axios.get(`${API_BASE}/img/drawDetail`, {
+        params: { key: API_KEY, id: taskId },
+        timeout: 10000
+      });
+      const data = response.data.data;
+      if (data && data.status === 2 && data.image_url) return data.image_url;
+      if (data && data.status === 3) throw new Error('Upscale failed: ' + (data.fail_reason || 'Unknown'));
+      
+      process.stdout.write('.');
+      await new Promise(r => setTimeout(r, 2000));
+      attempts++;
+    } catch (error) {
+      if (error.message.includes('Upscale failed')) throw error;
+      process.stdout.write('x');
+      await new Promise(r => setTimeout(r, 3000));
+      attempts++;
+    }
+  }
+  throw new Error('Timeout');
+}
+
+async function downloadImage(url) {
+  const response = await axios.get(url, { responseType: 'arraybuffer', timeout: 30000 });
+  return Buffer.from(response.data);
+}
+
+// ============================================================
+// 主流程
+// ============================================================
+
+async function main() {
+  const v2Dir = path.join(__dirname, 'output_carrier_v2_2025-12-27');
+  const outputDir = path.join(__dirname, `output_carrier_v3_4K_Upscale_${new Date().toISOString().slice(0, 19).replace(/:/g, '-')}`);
+
+  if (!fs.existsSync(v2Dir)) {
+    console.error('❌ 找不到 v2 目录:', v2Dir);
+    return;
+  }
+
+  if (!fs.existsSync(outputDir)) fs.mkdirSync(outputDir, { recursive: true });
+
+  console.log('🚀 开始 4K AI 升级 (基于 v2 已对齐版本)...');
+  console.log('📂 输入目录:', v2Dir);
+  console.log('📂 输出目录:', outputDir);
+
+  const files = fs.readdirSync(v2Dir).filter(f => f.endsWith('.jpg'));
+  
+  for (const file of files) {
+    const id = file.replace('.jpg', '');
+    const promptFile = path.join(v2Dir, `${id}_prompt.txt`);
+    
+    if (!fs.existsSync(promptFile)) {
+      console.log(`⏭️  跳过 ${file} (找不到对应的 prompt 文件)`);
+      continue;
+    }
+
+    console.log(`\n🎨 升级 [${id}]...`);
+    
+    try {
+      const prompt = fs.readFileSync(promptFile, 'utf-8');
+      const imgBuffer = fs.readFileSync(path.join(v2Dir, file));
+      const aspectRatio = id.startsWith('APlus') ? '3:2' : '1:1';
+
+      // 1. 上传 v2 图片到 R2
+      const imgUrl = await uploadToR2(imgBuffer, file);
+      
+      // 2. 提交 4K 任务
+      const taskId = await submitUpscaleTask(prompt, imgUrl, aspectRatio);
+      console.log(`   Task ID: ${taskId}`);
+
+      // 3. 轮询结果
+      const resultUrl = await pollImageResult(taskId);
+      console.log('\n   ✓ 4K 生成完成');
+
+      // 4. 下载并保存
+      const resultBuffer = await downloadImage(resultUrl);
+      await imageProcessor.saveImage(resultBuffer, path.join(outputDir, file), 'jpeg', 95);
+      
+      // 拷贝 prompt 文件
+      fs.copyFileSync(promptFile, path.join(outputDir, `${id}_prompt.txt`));
+      
+      console.log(`✅ ${file} 已升级到 4K`);
+    } catch (e) {
+      console.error(`\n❌ ${id} 失败:`, e.message);
+    }
+  }
+
+  console.log('\n✨ 全部升级任务完成！');
+}
+
+main().catch(console.error);
+
+
+