feat: Phase 4 多租户隔离 + 四阶段升级测试 + CSS 统一化

Phase 4: org_id 注入 JWT/API 过滤/组织管理 CRUD/前端组织列
测试: tests/test_phase_upgrades.py 97项全覆盖
CSS: theme-modern.css 共享 mobile-card-list/status-dot/search-bar 等模式
修复: initial_data.py LLM配置 NOT NULL 约束, TopicResponse 含 org_id

scripts/image_generator.py

@@ -8,6 +8,7 @@ import os
 import sys
 import json
 import datetime
+import logging
 from pathlib import Path
 from typing import Dict, List, Tuple, Optional
 from dataclasses import dataclass
@@ -25,6 +26,13 @@ import random
 # 确保项目根目录在路径中
 PROJECT_ROOT = Path('/root/openclaw-workspace/projects/yu-zhi-ran')
 sys.path.insert(0, str(PROJECT_ROOT))
+sys.path.insert(0, str(PROJECT_ROOT / 'platform' / 'backend'))
+
+from db_helper import get_topic_by_id
+from app.models import Article
+from app.database import SessionLocal
+
+logger = logging.getLogger(__name__)
 
 # 加载配置
 CONFIG_DIR = PROJECT_ROOT / "config"
@@ -441,7 +449,85 @@ class ImageGenerator:
 
         return files
 
+def generate_for_topic(topic_id: str, platforms: List[str] = None) -> Dict[str, Dict[str, str]]:
+    """为指定选题生成三平台配图，路径存入 articles 表"""
+    if platforms is None:
+        platforms = ["zhihu", "wechat", "xiaohongshu"]
+    
+    topic = get_topic_by_id(topic_id)
+    if not topic:
+        raise ValueError(f"Topic {topic_id} not found")
+    
+    title = topic.get("title", "无标题")
+    generator = ImageGenerator()
+    results = {}
+    
+    for platform in platforms:
+        try:
+            files = generator.generate_all_placeholders(title, platform)
+            cover_path = str(files.get("cover", ""))
+            chart_path = str(files.get("data_chart", ""))
+            checklist_path = str(files.get("action_checklist", ""))
+            
+            images = {
+                "cover": cover_path,
+                "chart": chart_path,
+                "checklist": checklist_path,
+            }
+            
+            # 存入 DB
+            save_article_images(topic_id, platform, images)
+            
+            results[platform] = images
+            logger.info(f"  [{platform}] cover={Path(cover_path).name}" if cover_path else "")
+        except Exception as e:
+            logger.error(f"  [{platform}] 生成失败: {e}")
+            results[platform] = {}
+    
+    return results
+
+
+def save_article_images(topic_id: str, platform: str, images: Dict[str, str]):
+    """将图片路径写入 articles 表的 images 字段"""
+    db = SessionLocal()
+    try:
+        from app.models import Article
+        article_id = f"{platform}_{topic_id}"
+        article = db.query(Article).filter(Article.id == article_id).first()
+        if article:
+            existing = article.images or {}
+            existing.update(images)
+            article.images = existing
+        else:
+            article = Article(
+                id=article_id,
+                topic_id=topic_id,
+                platform=platform,
+                file_path=f"db:{article_id}",
+                status="draft",
+                images=images,
+            )
+            db.add(article)
+        db.commit()
+    except Exception:
+        db.rollback()
+        raise
+    finally:
+        db.close()
+
+
 def main():
+    import argparse
+    parser = argparse.ArgumentParser(description='文章配图生成器')
+    parser.add_argument('--topic-id', help='选题ID，指定则为选题生成配图')
+    args = parser.parse_args()
+
+    if args.topic_id:
+        print(f"为选题 {args.topic_id} 生成配图...")
+        results = generate_for_topic(args.topic_id)
+        print(json.dumps({"topic_id": args.topic_id, "images": results}, ensure_ascii=False))
+        sys.exit(0)
+    
     """测试主函数"""
     generator = ImageGenerator()