docs: move News section to BEFORE Who This Is For / 适合谁

Move News section from after Who This Is For to before it
for all language READMEs to match the correct structure:
1. Why Easy-Vibe / 为什么需要 Easy-Vibe
2. 🔥 News
3. Who This Is For / 适合谁
4. Your Learning Paths / 你的学习路径

Files updated:
- README.md
- docs-readme/zh-CN/README.md
- docs-readme/zh-TW/README.md
- docs-readme/en-US/README.md
- docs-readme/ja-JP/README.md
- docs-readme/es-ES/README.md
- docs-readme/fr-FR/README.md
- docs-readme/ko-KR/README.md
- docs-readme/ar-SA/README.md
- docs-readme/vi-VN/README.md
- docs-readme/de-DE/README.md

docs/.vitepress/config.mjs

@@ -1534,6 +1534,30 @@ Sitemap: ${siteUrl}/sitemap.xml
                 {
                   text: '大作业 2：在线考试与管理系统',
                   link: '/zh-cn/stage-2/assignments/exam-management-express/'
+                },
+                {
+                  text: '扩展作业：现代网页落地页',
+                  link: '/zh-cn/stage-2/assignments/modern-landing-page/'
+                },
+                {
+                  text: '扩展作业：自制 Dify 智能体平台',
+                  link: '/zh-cn/stage-2/assignments/custom-dify-agent-platform/'
+                },
+                {
+                  text: '扩展作业：智能旅游规划 Agent 平台',
+                  link: '/zh-cn/stage-2/assignments/travel-planning-agent-platform/'
+                },
+                {
+                  text: '扩展作业：电影推荐网（Spring Boot）',
+                  link: '/zh-cn/stage-2/assignments/movie-recommendation-springboot/'
+                },
+                {
+                  text: '扩展作业：简单买菜微服务网站',
+                  link: '/zh-cn/stage-2/assignments/simple-grocery-microservices/'
+                },
+                {
+                  text: '扩展作业：交通大数据可视化分析（Go）',
+                  link: '/zh-cn/stage-2/assignments/traffic-data-visualization-go/'
                 }
               ]
             }