feat（新功能）: batch generate relight 入参回参修改

fix（修复bug）:
docs（文档变更）:
refactor（重构）:
test(增加测试):

app/schemas/generate_image.py

@@ -45,6 +45,7 @@ class GenerateRelightImageModel(BaseModel):
 """
 
 
+# product任务子项
 class ProductItemModel(BaseModel):
     tasks_id: str
     image_strength: float
@@ -53,16 +54,24 @@ class ProductItemModel(BaseModel):
     product_type: str
 
 
+# product批处理 集合
 class BatchGenerateProductImageModel(BaseModel):
     batch_tasks_id: str
     user_id: str
     batch_data_list: List[ProductItemModel]
 
 
-class BatchGenerateRelightImageModel(BaseModel):
+# relight任务子项
+class RelightItemModel(BaseModel):
     tasks_id: str
     prompt: str
     image_url: str
     direction: str
     product_type: str
-    batch_size: int
+
+
+# relight批处理集合
+class BatchGenerateRelightImageModel(BaseModel):
+    batch_tasks_id: str
+    user_id: str
+    batch_data_list: List[RelightItemModel]