feat: 更新产品图片资源并优化本地化配置

- 将远程图片资源迁移至本地public/images目录
- 更新所有语言版本的产品和应用的图片引用路径
- 调整next.config.mjs输出配置为export模式
- 优化首页组件图片引用和轮播按钮显示
- 同步更新多语言JSON文件中的图片路径

content/product/en/1.mdx

@@ -7,7 +7,7 @@ models:
 place: Jiaxiang Kelunpu Heavy Industry Co., Ltd.
 publishedTime: 2023-08-01
 images: 
-  - http://kelunpuzhonggong.com/upload/20251102082125.jpg
+  - /images/product/20251021161717.jpg
 detail: Textured/Non-textured
 spec: 
   - 'Thickness: 0.7~6.0mm'

content/product/en/2.mdx

@@ -7,7 +7,7 @@ models:
 place: Jiaxiang Kelunpu Heavy Industry Co., Ltd.
 publishedTime: 2025-10-21
 images: 
-  - http://kelunpuzhonggong.com/upload/20251021161717.jpg
+  - /images/product/20251023102339.jpg
 detail: 
 spec: 
   - 'Thickness: 0.32~2.0mm'

content/product/en/3.mdx

@@ -5,7 +5,7 @@ models: The ordering standard for electroplated chromium plates is Q/B QB455, wh
 place: Jiaxiang Kelunpu Heavy Industry Co., Ltd.
 publishedTime: 2025-10-21
 images: 
-  - http://kelunpuzhonggong.com/upload/20251021161717.jpg
+  - /images/product/20251102082125.jpg
 spec: 
   - 'Thickness: 0.12~0.36mm'
   - 'Width: 700-1050mm'

content/product/en/4.mdx

@@ -7,7 +7,7 @@ models:
 place: Jiaxiang Kelunpu Heavy Industry Co., Ltd.
 publishedTime: 2025-10-21
 images: 
-  - http://kelunpuzhonggong.com/upload/20251021161717.jpg
+  - /images/product/20250318141215854.jpg
 detail: 
 spec: 
   - 'Thickness: 1.8~4.0mm'

content/product/en/5.mdx

@@ -5,6 +5,8 @@ models:
   - GB/T 11253-2007: Q235
   - 2011 JX(19): LQ215
   - 2011 JX(21): THD
+images: 
+  - /images/application/20250318141424880.jpg
 spec: 
   - 'Thickness: 0.6~2.0mm'
   - 'Width: 1000~1540mm'

content/product/en/6.mdx

@@ -4,6 +4,8 @@ desc: Has good surface quality, shape, welding and mechanical processing perform
 models: 
   - Q/TB303-2008
   - DC01(O3), DC03(O3)
+images: 
+  - /images/product/20250318141215385.jpg
 spec: 
   - 'Thickness: 0.35~2.0mm'
   - 'Width: 1000~1540mm'

content/product/en/7.mdx

@@ -2,10 +2,12 @@
 title: Cold-Rolled Hot-Dip Galvanized Steel Sheet
 desc: Has good mechanical processing performance and corrosion resistance, suitable for construction, home appliances and other internal and external covering parts and structural parts that require formability and corrosion resistance.
 models: 
-  - GB/T2518, EN10346: DC(X)51D+Z, DC(X)52D+Z, DC(X)53D+Z, S220GD+Z, S250GD+Z, S280GD+Z, S320GD+Z, S350GD+Z
-  - ASTM A653/A653M: CSA, CS B, FSA, FS B, SS230, SS255, SS275, SS340
-  - JIS G3302: SGCC, SGCD, SGC340, SGC400, SGC440
-  - 2011JX(15): S390GD+Z, S450GD+Z
+  - GB/T2518, EN10346：DC(X)51D+Z, DC(X)52D+Z, DC(X)53D+Z, S220GD+Z, S250GD+Z, S280GD+Z, S320GD+Z, S350GD+Z
+  - ASTM A653/A653M：CSA, CS B, FSA, FS B, SS230, SS255, SS275, SS340
+  - JIS G3302：SGCC, SGCD, SGC340, SGC400, SGC440
+  - 2011JX(15)：S390GD+Z, S450GD+Z
+images: 
+  - /images/product/20250318141214984.jpg
 spec: 
   - 'Thickness: 0.35~2.0mm'
   - 'Width: 1000~1540mm'