fix: isolate storyboard videos by row

api/main.py

@@ -347,6 +347,7 @@ class GeneratedVideo(BaseModel):
     id: str
     provider_id: str = ""
     frame_idx: int
+    storyboard_row_idx: int | None = None
     prompt: str
     model: str = ""
     status: Literal["queued", "in_progress", "completed", "failed"] = "queued"
@@ -376,6 +377,7 @@ class StoryboardScene(BaseModel):
     visual_mode: Literal["person_only", "person_product", "product_only", "environment"] = "person_product"
     needs_product: bool = True
     needs_subject: bool = True
+    storyboard_row_idx: int | None = None
     subject_brief: str = ""
     skg_copy_en: str = ""
     skg_copy_zh: str = ""
@@ -5609,6 +5611,7 @@ class UpdateStoryboardReq(BaseModel):
     visual_mode: Literal["person_only", "person_product", "product_only", "environment"] = "person_product"
     needs_product: bool = True
     needs_subject: bool = True
+    storyboard_row_idx: int | None = None
     subject_brief: str = ""
     skg_copy_en: str = ""
     skg_copy_zh: str = ""
@@ -5637,6 +5640,7 @@ class GenerateStoryboardVideoReq(BaseModel):
     duration: float = 4
     count: int = 1
     seed: int | None = None
+    storyboard_row_idx: int | None = None
     first_image: dict | None = None
     last_image: dict | None = None
     product_images: list[dict] = Field(default_factory=list)
@@ -6203,6 +6207,7 @@ def _enqueue_storyboard_videos(job: Job, frame: KeyFrame, req: GenerateStoryboar
             id=local_id,
             provider_id="",
             frame_idx=frame.index,
+            storyboard_row_idx=req.storyboard_row_idx,
             prompt=variant_prompt,
             model=model,
             status="queued",
@@ -7275,6 +7280,7 @@ def update_storyboard(job_id: str, idx: int, req: UpdateStoryboardReq) -> Job:
                 visual_mode=req.visual_mode,
                 needs_product=bool(req.needs_product),
                 needs_subject=bool(req.needs_subject),
+                storyboard_row_idx=req.storyboard_row_idx,
                 subject_brief=req.subject_brief.strip(),
                 skg_copy_en=req.skg_copy_en.strip(),
                 skg_copy_zh=req.skg_copy_zh.strip(),