新增: AI识别后自动更新用户识别次数

backend/app/routers/ocr.py

@@ -175,11 +175,16 @@ async def recognize_image(
             
             fields = extract_fields(text_content)
             
+            # 更新用户AI识别次数
+            current_user.f99_95_ai_count = (current_user.f99_95_ai_count or 0) + 1
+            db.commit()
+            
             # 返回识别结果和临时图片路径
             return {
                 "success": True,
                 "text": text_content,
                 "fields": fields,
+                "aiCount": current_user.f99_95_ai_count,
                 "temp_image": {
                     "id": temp_id,
                     "filename": oss_key.split('/')[-1],