feat(article): 添加AI编程爆发趋势深度分析文章

- 新增004号文章《AI 编程爆发：程序员不写代码的时代真的来了》
- 添加AI编程工具进化路径图表(diagram-01-evolution.mmd)
- 添加2026年AI编程工具格局对比图(diagram-02-landscape.mmd)
- 添加Vibe Coding工作流示意图(diagram-03-vibe-coding.mmd)
- 添加AI工具使用率与职级关系图表(diagram-04-seniority.mmd)
- 添加开发者能力模型转变对比图(diagram-05-skills.mmd)
- 创建七牛云图片批量上传脚本(upload_qiniu_004.py)

scripts/upload_qiniu_004.py

@@ -0,0 +1,63 @@
+"""上传文章 004 的所有图片到七牛云 OSS"""
+
+import os
+import glob
+from qiniu import Auth, put_file, CdnManager
+
+ACCESS_KEY = 't1PIPGcvBY9lJVXFZFb48maTQsGGhvLsR5QQlNq0'
+SECRET_KEY = 'KGooFdF5eCLdCIMCOD6x5ofMzu4vYE17T5Mvp9qC'
+BUCKET_NAME = 'union-saas'
+CDN_DOMAIN = 'https://cdn.union.jxyunge.com'
+UPLOAD_PREFIX = 'self-media/004/'
+
+
+def upload_file(local_path, key):
+    """上传单个文件到七牛"""
+    q = Auth(ACCESS_KEY, SECRET_KEY)
+    token = q.upload_token(BUCKET_NAME, key, 3600)
+    ret, info = put_file(token, key, local_path, version='v2')
+    if info.status_code == 200:
+        url = f'{CDN_DOMAIN}/{key}'
+        print(f'  OK {os.path.basename(local_path)} -> {url}')
+        return url
+    else:
+        print(f'  FAIL {os.path.basename(local_path)}: {info}')
+        return None
+
+
+def main():
+    img_dir = os.path.join(os.path.dirname(__file__), '..', 'articles', '004')
+
+    # 收集所有 PNG 图片文件
+    files = sorted(glob.glob(os.path.join(img_dir, '*.png')))
+
+    urls = []
+    results = {}
+    for f in files:
+        name = os.path.basename(f)
+        key = UPLOAD_PREFIX + name
+        url = upload_file(f, key)
+        if url:
+            results[name] = url
+            urls.append(url)
+
+    print(f'\n===== 上传完成: {len(results)}/{len(files)} =====')
+    for name, url in results.items():
+        print(f'{name}: {url}')
+
+    # 刷新 CDN 缓存
+    if urls:
+        print('\n刷新 CDN 缓存...')
+        q = Auth(ACCESS_KEY, SECRET_KEY)
+        cdn = CdnManager(q)
+        ret, info = cdn.refresh_urls(urls)
+        if info.status_code == 200:
+            print('CDN 缓存刷新成功')
+        else:
+            print(f'CDN 刷新失败: {info}')
+
+    return results
+
+
+if __name__ == '__main__':
+    main()