feat: upgrade客服多店铺分流、批量报价与稳定性防护

db/customer_db.py

@@ -65,6 +65,8 @@ class CustomerProfile:
     last_gemini_prompt: str = ""  # 最近一次图片的 Gemini 处理提示词
     last_aspect_ratio: str = "1:1"  # 最近一次图片的建议输出比例
     last_perspective: str = "no"    # 最近一次图片的透视状态
+    pending_quote_images: List[str] = None        # 待统一报价图片队列（持久化）
+    pending_quote_requirements: List[str] = None  # 待统一报价需求队列（持久化）
 
     # 当前任务状态
     processing_status: str = ""       # 待处理/处理中/等待确认/已完成
@@ -148,6 +150,10 @@ class CustomerProfile:
             self.image_type_history = []
         if self.upsell_opportunity is None:
             self.upsell_opportunity = []
+        if self.pending_quote_images is None:
+            self.pending_quote_images = []
+        if self.pending_quote_requirements is None:
+            self.pending_quote_requirements = []
 
 
 class CustomerDatabase:
@@ -423,6 +429,24 @@ class CustomerDatabase:
             profile.last_perspective = perspective
         self.save_customer(profile)
 
+    def update_pending_quote_state(
+        self,
+        customer_id: str,
+        images: List[str],
+        requirements: List[str]
+    ):
+        """持久化收图阶段状态，防止服务重启丢失。"""
+        profile = self.get_customer(customer_id)
+        profile.pending_quote_images = list(images or [])
+        profile.pending_quote_requirements = list(requirements or [])
+        self.save_customer(profile)
+
+    def clear_pending_quote_state(self, customer_id: str):
+        profile = self.get_customer(customer_id)
+        profile.pending_quote_images = []
+        profile.pending_quote_requirements = []
+        self.save_customer(profile)
+
     def update_processing_status(self, customer_id: str, status: str, image_url: str = "", expected_done_at: str = ""):
         """更新当前任务处理状态"""
         profile = self.get_customer(customer_id)