fix

apps/api/cmd/seed-platform-admin/main.go

@@ -90,7 +90,8 @@ func main() {
 		log.Fatal(err)
 	}
 	billingSvc := &billing.Service{Pool: pg}
-	if err := billingSvc.ProvisionFreePlan(ctx, companyID); err != nil {
+	planNote, err := ensureFreePlan(ctx, pg, billingSvc, companyID)
+	if err != nil {
 		log.Fatalf("provision Free plan: %v", err)
 	}
 	companyAction := "existing"
@@ -98,7 +99,7 @@ func main() {
 		companyAction = "created"
 	}
 	fmt.Printf("  company:            %s (%s) [%s]\n", companyName, companyID, companyAction)
-	fmt.Println("  plan:               Free (provisioned)")
+	fmt.Printf("  plan:               %s\n", planNote)
 	fmt.Println()
 	fmt.Println("Sign in on the web app (company is selected on login). Platform panel: /admin.")
 }
@@ -311,3 +312,31 @@ func ensureAdminCompany(ctx context.Context, pg *pgxpool.Pool, userID uuid.UUID,
 	}
 	return companyID, companyName, true, nil
 }
+
+// ensureFreePlan assigns Free when missing. Syncs company_plans id sequence first —
+// cutover/import DBs often leave BIGSERIAL behind MAX(id), which surfaces as
+// duplicate key on company_plans_pkey during INSERT.
+func ensureFreePlan(ctx context.Context, pg *pgxpool.Pool, billingSvc *billing.Service, companyID uuid.UUID) (string, error) {
+	if err := billingSvc.EnsureDefaultPlans(ctx); err != nil {
+		return "", err
+	}
+	if _, err := pg.Exec(ctx, `
+		SELECT setval(
+			pg_get_serial_sequence('company_plans', 'id'),
+			GREATEST(1, (SELECT COALESCE(MAX(id), 1) FROM company_plans))
+		)`); err != nil {
+		return "", fmt.Errorf("sync company_plans sequence: %w", err)
+	}
+	assigned, err := billingSvc.AssignPlanByNameIfMissing(ctx, companyID, "Free")
+	if err != nil {
+		// Race / still-stuck sequence: if an active plan exists, treat as OK.
+		if has, hasErr := billingSvc.HasActivePlan(ctx, companyID); hasErr == nil && has {
+			return "already active (assign skipped after error)", nil
+		}
+		return "", err
+	}
+	if assigned {
+		return "Free (assigned)", nil
+	}
+	return "already active (unchanged)", nil
+}