feat: GEO/SEO structured data + search ranking tracker

scripts/db_helper.py

@@ -236,7 +236,7 @@ def save_topics_to_db(topics_data: List[Dict]):
     finally:
         db.close()
 
-def save_article(topic_id: str, platform: str, html_content: str, db: Optional[Session] = None) -> Dict:
+def save_article(topic_id: str, platform: str, html_content: str, *, title: str = "", content: str = "", db: Optional[Session] = None) -> Dict:
     """保存/更新文章到 articles 表"""
     close_db = False
     if db is None:
@@ -249,12 +249,18 @@ def save_article(topic_id: str, platform: str, html_content: str, db: Optional[S
         now = datetime.now()
         if existing:
             existing.html_content = html_content
+            if title:
+                existing.title = title
+            if content:
+                existing.content = content
         else:
             article = Article(
                 id=article_id,
                 topic_id=topic_id,
                 platform=platform,
                 file_path=f"db:{article_id}",
+                title=title,
+                content=content,
                 html_content=html_content,
                 status="draft",
                 compliance_score=None