feat(uploads): Intake passes whether the file had a video track to the store

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

internal/uploads/intake.go

@@ -23,7 +23,7 @@ type Prober interface {
 
 // Store is the slice of the private transcript store the intake needs.
 type Store interface {
-	CreateUpload(ctx context.Context, userID, title string) (string, error)
+	CreateUpload(ctx context.Context, userID, title string, hadVideo bool) (string, error)
 	FailUpload(ctx context.Context, userID, id string, kind domain.UploadErrorKind) error
 }
 
@@ -99,7 +99,7 @@ func (in *Intake) Accept(ctx context.Context, userID, title string, src io.Reade
 		return "", err
 	}
 
-	id, err := in.store.CreateUpload(ctx, userID, title)
+	id, err := in.store.CreateUpload(ctx, userID, title, probe.HasVideo)
 	if err != nil {
 		return "", fmt.Errorf("uploads: create: %w", err)
 	}