fix(preview): resolve SQL column error on dev server force-start

vibn-frontend/app/api/projects/[projectId]/dev-server/ensure/route.ts

@@ -14,7 +14,7 @@
 
 import { NextResponse } from "next/server";
 import { authSession } from "@/lib/auth/session-server";
-import { queryOne } from "@/lib/db-postgres";
+import { query, queryOne } from "@/lib/db-postgres";
 import { getWorkspaceById } from "@/lib/workspaces";
 import {
   ensureDevContainer,
@@ -34,14 +34,12 @@ export async function POST(
   }
 
   // Load project — verify ownership
-  const project = await queryOne<{
+  const projectRows = await query<{
     id: string;
-    slug: string;
-    name: string;
     vibn_workspace_id: string | null;
     data: Record<string, unknown>;
   }>(
-    `SELECT p.id, p.slug, p.name, p.vibn_workspace_id, p.data
+    `SELECT p.id, p.vibn_workspace_id, p.data
        FROM fs_projects p
        JOIN fs_users u ON u.id = p.user_id
       WHERE p.id = $1 AND u.data->>'email' = $2
@@ -49,10 +47,14 @@ export async function POST(
     [projectId, session.user.email],
   );
 
-  if (!project) {
+  if (projectRows.length === 0) {
     return NextResponse.json({ error: "Project not found" }, { status: 404 });
   }
 
+  const project = projectRows[0];
+  const projectSlug = (project.data?.slug as string) || project.id;
+  const projectName = (project.data?.name as string) || "Project";
+
   // 1. Is a dev server already running or starting on the primary port?
   const running = await queryOne<{
     id: string;
@@ -117,7 +119,7 @@ export async function POST(
   //    If forceStart is true but we have no history, default to Next.js start command.
   const restartOpts = {
     projectId: project.id,
-    projectSlug: project.slug,
+    projectSlug,
     command: last?.command || "next dev -H 0.0.0.0 --no-turbopack",
     port: last?.port || 3000,
     workspace,
@@ -127,8 +129,8 @@ export async function POST(
     try {
       await ensureDevContainer({
         projectId: project.id,
-        projectSlug: project.slug,
-        projectName: project.name,
+        projectSlug,
+        projectName,
         workspace,
       });
       const row = await startDevServer(restartOpts);