完成极速成品和脚本优化

core/backend/apps/projects/models.py

@@ -70,6 +70,44 @@ class ProjectStage(TimeStampedModel):
         ordering = ["created_at"]
 
 
+class QuickCreateJob(TeamOwnedModel):
+    """“极速成片”自动编排任务。
+
+    AI 子任务仍落在 AITask；本表只保存跨商品、脚本、资产、故事板、视频和导出的编排状态，
+    让页面刷新、浏览器关闭后都能继续查询同一条流水线。
+    """
+
+    class Status(models.TextChoices):
+        QUEUED = "queued", "Queued"
+        RUNNING = "running", "Running"
+        SUCCEEDED = "succeeded", "Succeeded"
+        FAILED = "failed", "Failed"
+        CANCELLED = "cancelled", "Cancelled"
+
+    class Phase(models.TextChoices):
+        PRODUCT = "product", "Product"
+        SCRIPT = "script", "Script"
+        ASSETS = "assets", "Assets"
+        PRODUCTION = "production", "Storyboard and Video"
+        COMPLETE = "complete", "Complete"
+
+    project = models.OneToOneField(Project, on_delete=models.CASCADE, related_name="quick_create_job")
+    status = models.CharField(max_length=24, choices=Status.choices, default=Status.QUEUED)
+    phase = models.CharField(max_length=24, choices=Phase.choices, default=Phase.PRODUCT)
+    progress = models.PositiveSmallIntegerField(default=0)
+    message = models.CharField(max_length=255, blank=True)
+    error_message = models.TextField(blank=True)
+    metadata = models.JSONField(default=dict, blank=True)
+    completed_at = models.DateTimeField(null=True, blank=True)
+
+    class Meta:
+        ordering = ["-created_at"]
+        indexes = [
+            models.Index(fields=["team", "status", "-created_at"], name="projects_qu_team_id_a8a924_idx"),
+            models.Index(fields=["team", "phase"], name="projects_qu_team_id_98380e_idx"),
+        ]
+
+
 class ScriptVersion(TimeStampedModel):
     project = models.ForeignKey(Project, on_delete=models.CASCADE, related_name="script_versions")
     task = models.ForeignKey("ai.AITask", on_delete=models.SET_NULL, null=True, blank=True, related_name="script_versions")
@@ -334,4 +372,3 @@ class ExportJob(TimeStampedModel):
     progress = models.PositiveIntegerField(default=0)
     error_message = models.TextField(blank=True)
     metadata = models.JSONField(default=dict, blank=True)
-